31910697

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 58007040

約数和(自身を除く): 26096343

約数列:

[1, 3, 7, 9, 13, 21, 39, 47, 63, 91, 117, 141, 273, 329, 423, 611, 819, 829, 987, 1833, 2487, 2961, 4277, 5499, 5803, 7461, 10777, 12831, 17409, 32331, 38493, 38963, 52227, 75439, 96993, 116889, 226317, 272741, 350667, 506519, 678951, 818223, 1519557, 2454669, 3545633, 4558671, 10636899, 31910697]

約数ペア:

[(1, 31910697), (3, 10636899), (7, 4558671), (9, 3545633), (13, 2454669), (21, 1519557), (39, 818223), (47, 678951), (63, 506519), (91, 350667), (117, 272741), (141, 226317), (273, 116889), (329, 96993), (423, 75439), (611, 52227), (819, 38963), (829, 38493), (987, 32331), (1833, 17409), (2487, 12831), (2961, 10777), (4277, 7461), (5499, 5803)]