211219242

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{3109}}^1$

素因数の和:3207

約数の個数: 48

約数和(自身を含む): 464410080

約数和(自身を除く): 253190838

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 169, 201, 338, 402, 507, 871, 1014, 1742, 2613, 3109, 5226, 6218, 9327, 11323, 18654, 22646, 33969, 40417, 67938, 80834, 121251, 208303, 242502, 416606, 525421, 624909, 1050842, 1249818, 1576263, 2707939, 3152526, 5415878, 8123817, 16247634, 35203207, 70406414, 105609621, 211219242]

約数ペア:

[(1, 211219242), (2, 105609621), (3, 70406414), (6, 35203207), (13, 16247634), (26, 8123817), (39, 5415878), (67, 3152526), (78, 2707939), (134, 1576263), (169, 1249818), (201, 1050842), (338, 624909), (402, 525421), (507, 416606), (871, 242502), (1014, 208303), (1742, 121251), (2613, 80834), (3109, 67938), (5226, 40417), (6218, 33969), (9327, 22646), (11323, 18654)]