28207374

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3511}}^1$

素因数の和:3632

約数の個数: 32

約数和(自身を含む): 61361664

約数和(自身を除く): 33154290

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 3511, 4017, 7022, 8034, 10533, 21066, 45643, 91286, 136929, 273858, 361633, 723266, 1084899, 2169798, 4701229, 9402458, 14103687, 28207374]

約数ペア:

[(1, 28207374), (2, 14103687), (3, 9402458), (6, 4701229), (13, 2169798), (26, 1084899), (39, 723266), (78, 361633), (103, 273858), (206, 136929), (309, 91286), (618, 45643), (1339, 21066), (2678, 10533), (3511, 8034), (4017, 7022)]