217823025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1531}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 413370368

約数和(自身を除く): 195547343

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 271, 525, 813, 1355, 1531, 1897, 4065, 4593, 5691, 6775, 7655, 9485, 10717, 20325, 22965, 28455, 32151, 38275, 47425, 53585, 114825, 142275, 160755, 267925, 414901, 803775, 1244703, 2074505, 2904307, 6223515, 8712921, 10372525, 14521535, 31117575, 43564605, 72607675, 217823025]

約数ペア:

[(1, 217823025), (3, 72607675), (5, 43564605), (7, 31117575), (15, 14521535), (21, 10372525), (25, 8712921), (35, 6223515), (75, 2904307), (105, 2074505), (175, 1244703), (271, 803775), (525, 414901), (813, 267925), (1355, 160755), (1531, 142275), (1897, 114825), (4065, 53585), (4593, 47425), (5691, 38275), (6775, 32151), (7655, 28455), (9485, 22965), (10717, 20325)]