77972013

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1549}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 139276800

約数和(自身を除く): 61304787

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 329, 357, 423, 799, 987, 1071, 1549, 2397, 2961, 4647, 5593, 7191, 10843, 13941, 16779, 26333, 32529, 50337, 72803, 78999, 97587, 184331, 218409, 236997, 509621, 552993, 655227, 1237651, 1528863, 1658979, 3712953, 4586589, 8663557, 11138859, 25990671, 77972013]

約数ペア:

[(1, 77972013), (3, 25990671), (7, 11138859), (9, 8663557), (17, 4586589), (21, 3712953), (47, 1658979), (51, 1528863), (63, 1237651), (119, 655227), (141, 552993), (153, 509621), (329, 236997), (357, 218409), (423, 184331), (799, 97587), (987, 78999), (1071, 72803), (1549, 50337), (2397, 32529), (2961, 26333), (4647, 16779), (5593, 13941), (7191, 10843)]