20237175

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{4283}}^1$

素因数の和:4309

約数の個数: 48

約数和(自身を含む): 42497280

約数和(自身を除く): 22260105

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4283, 4725, 12849, 21415, 29981, 38547, 64245, 89943, 107075, 115641, 149905, 192735, 269829, 321225, 449715, 578205, 749525, 809487, 963675, 1349145, 2248575, 2891025, 4047435, 6745725, 20237175]

約数ペア:

[(1, 20237175), (3, 6745725), (5, 4047435), (7, 2891025), (9, 2248575), (15, 1349145), (21, 963675), (25, 809487), (27, 749525), (35, 578205), (45, 449715), (63, 321225), (75, 269829), (105, 192735), (135, 149905), (175, 115641), (189, 107075), (225, 89943), (315, 64245), (525, 38547), (675, 29981), (945, 21415), (1575, 12849), (4283, 4725)]