1279289491207

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{13063}}^1\times {\mathrm{4357}}^1$

素因数の和:17472

約数の個数: 48

約数和(自身を含む): 1666995663360

約数和(自身を除く): 387706172153

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 1183, 1729, 3211, 4357, 13063, 22477, 30499, 56641, 82783, 91441, 169819, 248197, 396487, 579481, 736333, 1076179, 1188733, 1737379, 2207647, 3226561, 5154331, 7533253, 13990327, 15453529, 22585927, 41945293, 56915491, 97932289, 293617051, 398408437, 739901383, 1081394329, 5179309681, 7569760303, 9618717979, 14058126277, 67331025853, 98406883939, 182755641601, 1279289491207]

約数ペア:

[(1, 1279289491207), (7, 182755641601), (13, 98406883939), (19, 67331025853), (91, 14058126277), (133, 9618717979), (169, 7569760303), (247, 5179309681), (1183, 1081394329), (1729, 739901383), (3211, 398408437), (4357, 293617051), (13063, 97932289), (22477, 56915491), (30499, 41945293), (56641, 22585927), (82783, 15453529), (91441, 13990327), (169819, 7533253), (248197, 5154331), (396487, 3226561), (579481, 2207647), (736333, 1737379), (1076179, 1188733)]