8321625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 16183440

約数和(自身を除く): 7861815

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 569, 585, 975, 1125, 1625, 1707, 2845, 2925, 4875, 5121, 7397, 8535, 14225, 14625, 22191, 25605, 36985, 42675, 66573, 71125, 110955, 128025, 184925, 213375, 332865, 554775, 640125, 924625, 1664325, 2773875, 8321625]

約数ペア:

[(1, 8321625), (3, 2773875), (5, 1664325), (9, 924625), (13, 640125), (15, 554775), (25, 332865), (39, 213375), (45, 184925), (65, 128025), (75, 110955), (117, 71125), (125, 66573), (195, 42675), (225, 36985), (325, 25605), (375, 22191), (569, 14625), (585, 14225), (975, 8535), (1125, 7397), (1625, 5121), (1707, 4875), (2845, 2925)]