123639958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 203575680

約数和(自身を除く): 79935722

約数列:

[1, 2, 13, 26, 101, 197, 202, 239, 394, 478, 1313, 2561, 2626, 3107, 5122, 6214, 19897, 24139, 39794, 47083, 48278, 94166, 258661, 313807, 517322, 612079, 627614, 1224158, 4755383, 9510766, 61819979, 123639958]

約数ペア:

[(1, 123639958), (2, 61819979), (13, 9510766), (26, 4755383), (101, 1224158), (197, 627614), (202, 612079), (239, 517322), (394, 313807), (478, 258661), (1313, 94166), (2561, 48278), (2626, 47083), (3107, 39794), (5122, 24139), (6214, 19897)]