28494076

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:782

約数の個数: 36

約数和(自身を含む): 54960024

約数和(自身を除く): 26465948

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 169, 244, 338, 676, 691, 793, 1382, 1586, 2764, 3172, 8983, 10309, 17966, 20618, 35932, 41236, 42151, 84302, 116779, 168604, 233558, 467116, 547963, 1095926, 2191852, 7123519, 14247038, 28494076]

約数ペア:

[(1, 28494076), (2, 14247038), (4, 7123519), (13, 2191852), (26, 1095926), (52, 547963), (61, 467116), (122, 233558), (169, 168604), (244, 116779), (338, 84302), (676, 42151), (691, 41236), (793, 35932), (1382, 20618), (1586, 17966), (2764, 10309), (3172, 8983)]