217992075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1499}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 413664000

約数和(自身を除く): 195671925

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 277, 525, 831, 1385, 1499, 1939, 4155, 4497, 5817, 6925, 7495, 9695, 10493, 20775, 22485, 29085, 31479, 37475, 48475, 52465, 112425, 145425, 157395, 262325, 415223, 786975, 1245669, 2076115, 2906561, 6228345, 8719683, 10380575, 14532805, 31141725, 43598415, 72664025, 217992075]

約数ペア:

[(1, 217992075), (3, 72664025), (5, 43598415), (7, 31141725), (15, 14532805), (21, 10380575), (25, 8719683), (35, 6228345), (75, 2906561), (105, 2076115), (175, 1245669), (277, 786975), (525, 415223), (831, 262325), (1385, 157395), (1499, 145425), (1939, 112425), (4155, 52465), (4497, 48475), (5817, 37475), (6925, 31479), (7495, 29085), (9695, 22485), (10493, 20775)]