13543355

素因数分解:

$5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 32

約数和(自身を含む): 19440000

約数和(自身を除く): 5896645

約数列:

[1, 5, 7, 35, 49, 53, 149, 245, 265, 343, 371, 745, 1043, 1715, 1855, 2597, 5215, 7301, 7897, 12985, 18179, 36505, 39485, 51107, 55279, 90895, 255535, 276395, 386953, 1934765, 2708671, 13543355]

約数ペア:

[(1, 13543355), (5, 2708671), (7, 1934765), (35, 386953), (49, 276395), (53, 255535), (149, 90895), (245, 55279), (265, 51107), (343, 39485), (371, 36505), (745, 18179), (1043, 12985), (1715, 7897), (1855, 7301), (2597, 5215)]