6465375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{821}}^1$

素因数の和:849

約数の個数: 48

約数和(自身を含む): 13336128

約数和(自身を除く): 6870753

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 821, 875, 1125, 1575, 2463, 2625, 4105, 5747, 7389, 7875, 12315, 17241, 20525, 28735, 36945, 51723, 61575, 86205, 102625, 143675, 184725, 258615, 307875, 431025, 718375, 923625, 1293075, 2155125, 6465375]

約数ペア:

[(1, 6465375), (3, 2155125), (5, 1293075), (7, 923625), (9, 718375), (15, 431025), (21, 307875), (25, 258615), (35, 184725), (45, 143675), (63, 102625), (75, 86205), (105, 61575), (125, 51723), (175, 36945), (225, 28735), (315, 20525), (375, 17241), (525, 12315), (821, 7875), (875, 7389), (1125, 5747), (1575, 4105), (2463, 2625)]