215966366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 427172592

約数和(自身を除く): 211206226

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 121, 154, 161, 241, 242, 253, 322, 482, 506, 529, 847, 1058, 1687, 1694, 1771, 2651, 2783, 3374, 3542, 3703, 5302, 5543, 5566, 5819, 7406, 11086, 11638, 18557, 19481, 29161, 37114, 38801, 38962, 40733, 58322, 60973, 64009, 77602, 81466, 121946, 127489, 128018, 204127, 254978, 408254, 426811, 448063, 670703, 853622, 892423, 896126, 1341406, 1402379, 1784846, 2804758, 4694921, 9389842, 9816653, 15426169, 19633306, 30852338, 107983183, 215966366]

約数ペア:

[(1, 215966366), (2, 107983183), (7, 30852338), (11, 19633306), (14, 15426169), (22, 9816653), (23, 9389842), (46, 4694921), (77, 2804758), (121, 1784846), (154, 1402379), (161, 1341406), (241, 896126), (242, 892423), (253, 853622), (322, 670703), (482, 448063), (506, 426811), (529, 408254), (847, 254978), (1058, 204127), (1687, 128018), (1694, 127489), (1771, 121946), (2651, 81466), (2783, 77602), (3374, 64009), (3542, 60973), (3703, 58322), (5302, 40733), (5543, 38962), (5566, 38801), (5819, 37114), (7406, 29161), (11086, 19481), (11638, 18557)]