139103655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21221}}^1$

素因数の和:21271

約数の個数: 32

約数和(自身を含む): 244477440

約数和(自身を除く): 105373785

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 21221, 63663, 106105, 318315, 403199, 488083, 1209597, 1464249, 2015995, 2440415, 6047985, 7321245, 9273577, 27820731, 46367885, 139103655]

約数ペア:

[(1, 139103655), (3, 46367885), (5, 27820731), (15, 9273577), (19, 7321245), (23, 6047985), (57, 2440415), (69, 2015995), (95, 1464249), (115, 1209597), (285, 488083), (345, 403199), (437, 318315), (1311, 106105), (2185, 63663), (6555, 21221)]