155963421

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 240912000

約数和(自身を除く): 84948579

約数列:

[1, 3, 9, 27, 29, 87, 139, 261, 417, 783, 1251, 1433, 3753, 4031, 4299, 12093, 12897, 36279, 38691, 41557, 108837, 124671, 199187, 374013, 597561, 1122039, 1792683, 5378049, 5776423, 17329269, 51987807, 155963421]

約数ペア:

[(1, 155963421), (3, 51987807), (9, 17329269), (27, 5776423), (29, 5378049), (87, 1792683), (139, 1122039), (261, 597561), (417, 374013), (783, 199187), (1251, 124671), (1433, 108837), (3753, 41557), (4031, 38691), (4299, 36279), (12093, 12897)]