231966515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 310210560

約数和(自身を除く): 78244045

約数列:

[1, 5, 11, 55, 79, 197, 271, 395, 869, 985, 1355, 2167, 2981, 4345, 10835, 14905, 15563, 21409, 53387, 77815, 107045, 171193, 235499, 266935, 587257, 855965, 1177495, 2936285, 4217573, 21087865, 46393303, 231966515]

約数ペア:

[(1, 231966515), (5, 46393303), (11, 21087865), (55, 4217573), (79, 2936285), (197, 1177495), (271, 855965), (395, 587257), (869, 266935), (985, 235499), (1355, 171193), (2167, 107045), (2981, 77815), (4345, 53387), (10835, 21409), (14905, 15563)]