12891536

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 30474240

約数和(自身を除く): 17582704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 79, 94, 112, 124, 158, 188, 217, 248, 316, 329, 376, 434, 496, 553, 632, 658, 752, 868, 1106, 1264, 1316, 1457, 1736, 2212, 2449, 2632, 2914, 3472, 3713, 4424, 4898, 5264, 5828, 7426, 8848, 9796, 10199, 11656, 14852, 17143, 19592, 20398, 23312, 25991, 29704, 34286, 39184, 40796, 51982, 59408, 68572, 81592, 103964, 115103, 137144, 163184, 207928, 230206, 274288, 415856, 460412, 805721, 920824, 1611442, 1841648, 3222884, 6445768, 12891536]

約数ペア:

[(1, 12891536), (2, 6445768), (4, 3222884), (7, 1841648), (8, 1611442), (14, 920824), (16, 805721), (28, 460412), (31, 415856), (47, 274288), (56, 230206), (62, 207928), (79, 163184), (94, 137144), (112, 115103), (124, 103964), (158, 81592), (188, 68572), (217, 59408), (248, 51982), (316, 40796), (329, 39184), (376, 34286), (434, 29704), (496, 25991), (553, 23312), (632, 20398), (658, 19592), (752, 17143), (868, 14852), (1106, 11656), (1264, 10199), (1316, 9796), (1457, 8848), (1736, 7426), (2212, 5828), (2449, 5264), (2632, 4898), (2914, 4424), (3472, 3713)]