8481375

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{359}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 17971200

約数和(自身を除く): 9489825

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 359, 375, 525, 675, 875, 945, 1077, 1125, 1575, 1795, 2513, 2625, 3231, 3375, 4725, 5385, 7539, 7875, 8975, 9693, 12565, 16155, 22617, 23625, 26925, 37695, 44875, 48465, 62825, 67851, 80775, 113085, 134625, 188475, 242325, 314125, 339255, 403875, 565425, 942375, 1211625, 1696275, 2827125, 8481375]

約数ペア:

[(1, 8481375), (3, 2827125), (5, 1696275), (7, 1211625), (9, 942375), (15, 565425), (21, 403875), (25, 339255), (27, 314125), (35, 242325), (45, 188475), (63, 134625), (75, 113085), (105, 80775), (125, 67851), (135, 62825), (175, 48465), (189, 44875), (225, 37695), (315, 26925), (359, 23625), (375, 22617), (525, 16155), (675, 12565), (875, 9693), (945, 8975), (1077, 7875), (1125, 7539), (1575, 5385), (1795, 4725), (2513, 3375), (2625, 3231)]