231402215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 327499200

約数和(自身を除く): 96096985

約数列:

[1, 5, 11, 17, 55, 85, 121, 149, 151, 187, 605, 745, 755, 935, 1639, 1661, 2057, 2533, 2567, 8195, 8305, 10285, 12665, 12835, 18029, 18271, 22499, 27863, 28237, 90145, 91355, 112495, 139315, 141185, 247489, 306493, 310607, 382483, 1237445, 1532465, 1553035, 1912415, 2722379, 4207313, 13611895, 21036565, 46280443, 231402215]

約数ペア:

[(1, 231402215), (5, 46280443), (11, 21036565), (17, 13611895), (55, 4207313), (85, 2722379), (121, 1912415), (149, 1553035), (151, 1532465), (187, 1237445), (605, 382483), (745, 310607), (755, 306493), (935, 247489), (1639, 141185), (1661, 139315), (2057, 112495), (2533, 91355), (2567, 90145), (8195, 28237), (8305, 27863), (10285, 22499), (12665, 18271), (12835, 18029)]