254920608929

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1\times {\mathrm{20747}}^1$

素因数の和:22157

約数の個数: 32

約数和(自身を含む): 312634183680

約数和(自身を除く): 57713574751

約数列:

[1, 7, 17, 79, 119, 553, 1307, 1343, 9149, 9401, 20747, 22219, 103253, 145229, 155533, 352699, 722771, 1639013, 1755301, 2468893, 11473091, 12287107, 27116329, 27863221, 189814303, 195042547, 460977593, 2142189991, 3226843151, 14995329937, 36417229847, 254920608929]

約数ペア:

[(1, 254920608929), (7, 36417229847), (17, 14995329937), (79, 3226843151), (119, 2142189991), (553, 460977593), (1307, 195042547), (1343, 189814303), (9149, 27863221), (9401, 27116329), (20747, 12287107), (22219, 11473091), (103253, 2468893), (145229, 1755301), (155533, 1639013), (352699, 722771)]