131075784

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 421347420

約数和(自身を除く): 290271636

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 53, 56, 63, 72, 84, 98, 106, 126, 147, 159, 168, 196, 212, 252, 294, 318, 371, 392, 424, 441, 477, 504, 588, 636, 701, 742, 882, 954, 1113, 1176, 1272, 1402, 1484, 1764, 1908, 2103, 2226, 2597, 2804, 2968, 3339, 3528, 3816, 4206, 4452, 4907, 5194, 5608, 6309, 6678, 7791, 8412, 8904, 9814, 10388, 12618, 13356, 14721, 15582, 16824, 19628, 20776, 23373, 25236, 26712, 29442, 31164, 34349, 37153, 39256, 44163, 46746, 50472, 58884, 62328, 68698, 74306, 88326, 93492, 103047, 111459, 117768, 137396, 148612, 176652, 186984, 206094, 222918, 260071, 274792, 297224, 309141, 334377, 353304, 412188, 445836, 520142, 618282, 668754, 780213, 824376, 891672, 1040284, 1236564, 1337508, 1560426, 1820497, 2080568, 2340639, 2473128, 2675016, 3120852, 3640994, 4681278, 5461491, 6241704, 7281988, 9362556, 10922982, 14563976, 16384473, 18725112, 21845964, 32768946, 43691928, 65537892, 131075784]

約数ペア:

[(1, 131075784), (2, 65537892), (3, 43691928), (4, 32768946), (6, 21845964), (7, 18725112), (8, 16384473), (9, 14563976), (12, 10922982), (14, 9362556), (18, 7281988), (21, 6241704), (24, 5461491), (28, 4681278), (36, 3640994), (42, 3120852), (49, 2675016), (53, 2473128), (56, 2340639), (63, 2080568), (72, 1820497), (84, 1560426), (98, 1337508), (106, 1236564), (126, 1040284), (147, 891672), (159, 824376), (168, 780213), (196, 668754), (212, 618282), (252, 520142), (294, 445836), (318, 412188), (371, 353304), (392, 334377), (424, 309141), (441, 297224), (477, 274792), (504, 260071), (588, 222918), (636, 206094), (701, 186984), (742, 176652), (882, 148612), (954, 137396), (1113, 117768), (1176, 111459), (1272, 103047), (1402, 93492), (1484, 88326), (1764, 74306), (1908, 68698), (2103, 62328), (2226, 58884), (2597, 50472), (2804, 46746), (2968, 44163), (3339, 39256), (3528, 37153), (3816, 34349), (4206, 31164), (4452, 29442), (4907, 26712), (5194, 25236), (5608, 23373), (6309, 20776), (6678, 19628), (7791, 16824), (8412, 15582), (8904, 14721), (9814, 13356), (10388, 12618)]