28316964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{13963}}^1$

素因数の和:13996

約数の個数: 36

約数和(自身を含む): 71551536

約数和(自身を除く): 43234572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 13963, 27926, 41889, 55852, 83778, 167556, 181519, 363038, 544557, 726076, 1089114, 2178228, 2359747, 4719494, 7079241, 9438988, 14158482, 28316964]

約数ペア:

[(1, 28316964), (2, 14158482), (3, 9438988), (4, 7079241), (6, 4719494), (12, 2359747), (13, 2178228), (26, 1089114), (39, 726076), (52, 544557), (78, 363038), (156, 181519), (169, 167556), (338, 83778), (507, 55852), (676, 41889), (1014, 27926), (2028, 13963)]