28969655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 42190848

約数和(自身を除く): 13221193

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1307, 1705, 2015, 4433, 6535, 14377, 16991, 22165, 40517, 71885, 84955, 186901, 202585, 445687, 526721, 934505, 2228435, 2633605, 5793931, 28969655]

約数ペア:

[(1, 28969655), (5, 5793931), (11, 2633605), (13, 2228435), (31, 934505), (55, 526721), (65, 445687), (143, 202585), (155, 186901), (341, 84955), (403, 71885), (715, 40517), (1307, 22165), (1705, 16991), (2015, 14377), (4433, 6535)]