78898456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{108377}}^1$

素因数の和:108403

約数の個数: 32

約数和(自身を含む): 182075040

約数和(自身を除く): 103176584

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 108377, 216754, 433508, 758639, 867016, 1408901, 1517278, 2817802, 3034556, 5635604, 6069112, 9862307, 11271208, 19724614, 39449228, 78898456]

約数ペア:

[(1, 78898456), (2, 39449228), (4, 19724614), (7, 11271208), (8, 9862307), (13, 6069112), (14, 5635604), (26, 3034556), (28, 2817802), (52, 1517278), (56, 1408901), (91, 867016), (104, 758639), (182, 433508), (364, 216754), (728, 108377)]