157021725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{42727}}^1$

素因数の和:42754

約数の個数: 36

約数和(自身を含む): 302001504

約数和(自身を除く): 144979779

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 42727, 128181, 213635, 299089, 640905, 897267, 1068175, 1495445, 2093623, 3204525, 4486335, 6280869, 7477225, 10468115, 22431675, 31404345, 52340575, 157021725]

約数ペア:

[(1, 157021725), (3, 52340575), (5, 31404345), (7, 22431675), (15, 10468115), (21, 7477225), (25, 6280869), (35, 4486335), (49, 3204525), (75, 2093623), (105, 1495445), (147, 1068175), (175, 897267), (245, 640905), (525, 299089), (735, 213635), (1225, 128181), (3675, 42727)]