12290358639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{121067}}^1$

素因数の和:121239

約数の個数: 32

約数和(自身を含む): 18712270080

約数和(自身を除く): 6421911441

約数列:

[1, 3, 13, 19, 39, 57, 137, 247, 411, 741, 1781, 2603, 5343, 7809, 33839, 101517, 121067, 363201, 1573871, 2300273, 4721613, 6900819, 16586179, 29903549, 49758537, 89710647, 215620327, 315137401, 646860981, 945412203, 4096786213, 12290358639]

約数ペア:

[(1, 12290358639), (3, 4096786213), (13, 945412203), (19, 646860981), (39, 315137401), (57, 215620327), (137, 89710647), (247, 49758537), (411, 29903549), (741, 16586179), (1781, 6900819), (2603, 4721613), (5343, 2300273), (7809, 1573871), (33839, 363201), (101517, 121067)]