71212245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3413}}^1$

素因数の和:3541

約数の個数: 32

約数和(自身を含む): 123887232

約数和(自身を除く): 52674987

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 1391, 1605, 3413, 4173, 6955, 10239, 17065, 20865, 44369, 51195, 133107, 221845, 365191, 665535, 1095573, 1825955, 4747483, 5477865, 14242449, 23737415, 71212245]

約数ペア:

[(1, 71212245), (3, 23737415), (5, 14242449), (13, 5477865), (15, 4747483), (39, 1825955), (65, 1095573), (107, 665535), (195, 365191), (321, 221845), (535, 133107), (1391, 51195), (1605, 44369), (3413, 20865), (4173, 17065), (6955, 10239)]