31873335

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1097}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 55339200

約数和(自身を除く): 23465865

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 195, 447, 745, 1097, 1937, 2235, 3291, 5485, 5811, 9685, 14261, 16455, 29055, 42783, 71305, 163453, 213915, 490359, 817265, 2124889, 2451795, 6374667, 10624445, 31873335]

約数ペア:

[(1, 31873335), (3, 10624445), (5, 6374667), (13, 2451795), (15, 2124889), (39, 817265), (65, 490359), (149, 213915), (195, 163453), (447, 71305), (745, 42783), (1097, 29055), (1937, 16455), (2235, 14261), (3291, 9685), (5485, 5811)]