161953506

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7029

約数の個数: 80

約数和(自身を含む): 426400128

約数和(自身を除く): 264446622

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 81, 99, 117, 143, 162, 198, 234, 286, 297, 351, 429, 594, 702, 858, 891, 1053, 1287, 1782, 2106, 2574, 3861, 6991, 7722, 11583, 13982, 20973, 23166, 41946, 62919, 76901, 90883, 125838, 153802, 181766, 188757, 230703, 272649, 377514, 461406, 545298, 566271, 692109, 817947, 999713, 1132542, 1384218, 1635894, 1999426, 2076327, 2453841, 2999139, 4152654, 4907682, 5998278, 6228981, 7361523, 8997417, 12457962, 14723046, 17994834, 26992251, 53984502, 80976753, 161953506]

約数ペア:

[(1, 161953506), (2, 80976753), (3, 53984502), (6, 26992251), (9, 17994834), (11, 14723046), (13, 12457962), (18, 8997417), (22, 7361523), (26, 6228981), (27, 5998278), (33, 4907682), (39, 4152654), (54, 2999139), (66, 2453841), (78, 2076327), (81, 1999426), (99, 1635894), (117, 1384218), (143, 1132542), (162, 999713), (198, 817947), (234, 692109), (286, 566271), (297, 545298), (351, 461406), (429, 377514), (594, 272649), (702, 230703), (858, 188757), (891, 181766), (1053, 153802), (1287, 125838), (1782, 90883), (2106, 76901), (2574, 62919), (3861, 41946), (6991, 23166), (7722, 20973), (11583, 13982)]