40947375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 82068480

約数和(自身を除く): 41121105

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 125, 133, 175, 285, 375, 399, 475, 525, 665, 821, 875, 1425, 1995, 2375, 2463, 2625, 3325, 4105, 5747, 7125, 9975, 12315, 15599, 16625, 17241, 20525, 28735, 46797, 49875, 61575, 77995, 86205, 102625, 109193, 143675, 233985, 307875, 327579, 389975, 431025, 545965, 718375, 1169925, 1637895, 1949875, 2155125, 2729825, 5849625, 8189475, 13649125, 40947375]

約数ペア:

[(1, 40947375), (3, 13649125), (5, 8189475), (7, 5849625), (15, 2729825), (19, 2155125), (21, 1949875), (25, 1637895), (35, 1169925), (57, 718375), (75, 545965), (95, 431025), (105, 389975), (125, 327579), (133, 307875), (175, 233985), (285, 143675), (375, 109193), (399, 102625), (475, 86205), (525, 77995), (665, 61575), (821, 49875), (875, 46797), (1425, 28735), (1995, 20525), (2375, 17241), (2463, 16625), (2625, 15599), (3325, 12315), (4105, 9975), (5747, 7125)]