38913915

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 63797760

約数和(自身を除く): 24883845

約数列:

[1, 3, 5, 15, 89, 103, 267, 283, 309, 445, 515, 849, 1335, 1415, 1545, 4245, 9167, 25187, 27501, 29149, 45835, 75561, 87447, 125935, 137505, 145745, 377805, 437235, 2594261, 7782783, 12971305, 38913915]

約数ペア:

[(1, 38913915), (3, 12971305), (5, 7782783), (15, 2594261), (89, 437235), (103, 377805), (267, 145745), (283, 137505), (309, 125935), (445, 87447), (515, 75561), (849, 45835), (1335, 29149), (1415, 27501), (1545, 25187), (4245, 9167)]