1988799384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3691}}^1$

素因数の和:3881

約数の個数: 128

約数和(自身を含む): 5880026880

約数和(自身を除く): 3891227496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 157, 264, 286, 312, 314, 429, 471, 572, 628, 858, 942, 1144, 1256, 1716, 1727, 1884, 2041, 3432, 3454, 3691, 3768, 4082, 5181, 6123, 6908, 7382, 8164, 10362, 11073, 12246, 13816, 14764, 16328, 20724, 22146, 22451, 24492, 29528, 40601, 41448, 44292, 44902, 47983, 48984, 67353, 81202, 88584, 89804, 95966, 121803, 134706, 143949, 162404, 179608, 191932, 243606, 269412, 287898, 324808, 383864, 487212, 527813, 538824, 575796, 579487, 974424, 1055626, 1151592, 1158974, 1583439, 1738461, 2111252, 2317948, 3166878, 3476922, 4222504, 4635896, 6333756, 6374357, 6953844, 7533331, 12667512, 12748714, 13907688, 15066662, 19123071, 22599993, 25497428, 30133324, 38246142, 45199986, 50994856, 60266648, 76492284, 82866641, 90399972, 152984568, 165733282, 180799944, 248599923, 331466564, 497199846, 662933128, 994399692, 1988799384]

約数ペア:

[(1, 1988799384), (2, 994399692), (3, 662933128), (4, 497199846), (6, 331466564), (8, 248599923), (11, 180799944), (12, 165733282), (13, 152984568), (22, 90399972), (24, 82866641), (26, 76492284), (33, 60266648), (39, 50994856), (44, 45199986), (52, 38246142), (66, 30133324), (78, 25497428), (88, 22599993), (104, 19123071), (132, 15066662), (143, 13907688), (156, 12748714), (157, 12667512), (264, 7533331), (286, 6953844), (312, 6374357), (314, 6333756), (429, 4635896), (471, 4222504), (572, 3476922), (628, 3166878), (858, 2317948), (942, 2111252), (1144, 1738461), (1256, 1583439), (1716, 1158974), (1727, 1151592), (1884, 1055626), (2041, 974424), (3432, 579487), (3454, 575796), (3691, 538824), (3768, 527813), (4082, 487212), (5181, 383864), (6123, 324808), (6908, 287898), (7382, 269412), (8164, 243606), (10362, 191932), (11073, 179608), (12246, 162404), (13816, 143949), (14764, 134706), (16328, 121803), (20724, 95966), (22146, 89804), (22451, 88584), (24492, 81202), (29528, 67353), (40601, 48984), (41448, 47983), (44292, 44902)]