1218955218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{112429}}^1$

素因数の和:112586

約数の個数: 32

約数和(自身を含む): 2644353600

約数和(自身を除く): 1425398382

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1807, 3614, 5421, 10842, 112429, 224858, 337287, 674574, 1461577, 2923154, 4384731, 8769462, 15627631, 31255262, 46882893, 93765786, 203159203, 406318406, 609477609, 1218955218]

約数ペア:

[(1, 1218955218), (2, 609477609), (3, 406318406), (6, 203159203), (13, 93765786), (26, 46882893), (39, 31255262), (78, 15627631), (139, 8769462), (278, 4384731), (417, 2923154), (834, 1461577), (1807, 674574), (3614, 337287), (5421, 224858), (10842, 112429)]