628195518

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{23251}}^1$

素因数の和:23357

約数の個数: 48

約数和(自身を含む): 1450924800

約数和(自身を除く): 822729282

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 79, 114, 158, 171, 237, 342, 474, 711, 1422, 1501, 3002, 4503, 9006, 13509, 23251, 27018, 46502, 69753, 139506, 209259, 418518, 441769, 883538, 1325307, 1836829, 2650614, 3673658, 3975921, 5510487, 7951842, 11020974, 16531461, 33062922, 34899751, 69799502, 104699253, 209398506, 314097759, 628195518]

約数ペア:

[(1, 628195518), (2, 314097759), (3, 209398506), (6, 104699253), (9, 69799502), (18, 34899751), (19, 33062922), (38, 16531461), (57, 11020974), (79, 7951842), (114, 5510487), (158, 3975921), (171, 3673658), (237, 2650614), (342, 1836829), (474, 1325307), (711, 883538), (1422, 441769), (1501, 418518), (3002, 209259), (4503, 139506), (9006, 69753), (13509, 46502), (23251, 27018)]