15739971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 23912448

約数和(自身を除く): 8172477

約数列:

[1, 3, 13, 31, 39, 47, 93, 141, 277, 403, 611, 831, 1209, 1457, 1833, 3601, 4371, 8587, 10803, 13019, 18941, 25761, 39057, 56823, 111631, 169247, 334893, 403589, 507741, 1210767, 5246657, 15739971]

約数ペア:

[(1, 15739971), (3, 5246657), (13, 1210767), (31, 507741), (39, 403589), (47, 334893), (93, 169247), (141, 111631), (277, 56823), (403, 39057), (611, 25761), (831, 18941), (1209, 13019), (1457, 10803), (1833, 8587), (3601, 4371)]