401505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 725760

約数和(自身を除く): 324255

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 71, 87, 145, 195, 213, 355, 377, 435, 923, 1065, 1131, 1885, 2059, 2769, 4615, 5655, 6177, 10295, 13845, 26767, 30885, 80301, 133835, 401505]

約数ペア:

[(1, 401505), (3, 133835), (5, 80301), (13, 30885), (15, 26767), (29, 13845), (39, 10295), (65, 6177), (71, 5655), (87, 4615), (145, 2769), (195, 2059), (213, 1885), (355, 1131), (377, 1065), (435, 923)]