397318515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{4451}}^1$

素因数の和:5011

約数の個数: 32

約数和(自身を含む): 694939392

約数和(自身を除く): 297620877

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 541, 1623, 2705, 4451, 5951, 8115, 13353, 17853, 22255, 29755, 48961, 66765, 89265, 146883, 244805, 734415, 2407991, 7223973, 12039955, 26487901, 36119865, 79463703, 132439505, 397318515]

約数ペア:

[(1, 397318515), (3, 132439505), (5, 79463703), (11, 36119865), (15, 26487901), (33, 12039955), (55, 7223973), (165, 2407991), (541, 734415), (1623, 244805), (2705, 146883), (4451, 89265), (5951, 66765), (8115, 48961), (13353, 29755), (17853, 22255)]