138766785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1471}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 234577920

約数和(自身を除く): 95811135

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 331, 993, 1471, 1655, 4413, 4965, 6289, 7355, 18867, 22065, 27949, 31445, 83847, 94335, 139745, 419235, 486901, 1460703, 2434505, 7303515, 9251119, 27753357, 46255595, 138766785]

約数ペア:

[(1, 138766785), (3, 46255595), (5, 27753357), (15, 9251119), (19, 7303515), (57, 2434505), (95, 1460703), (285, 486901), (331, 419235), (993, 139745), (1471, 94335), (1655, 83847), (4413, 31445), (4965, 27949), (6289, 22065), (7355, 18867)]