28494532

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:660

約数の個数: 36

約数和(自身を含む): 55401948

約数和(自身を除く): 26907416

約数列:

[1, 2, 4, 11, 22, 44, 113, 121, 226, 242, 452, 484, 521, 1042, 1243, 2084, 2486, 4972, 5731, 11462, 13673, 22924, 27346, 54692, 58873, 63041, 117746, 126082, 235492, 252164, 647603, 1295206, 2590412, 7123633, 14247266, 28494532]

約数ペア:

[(1, 28494532), (2, 14247266), (4, 7123633), (11, 2590412), (22, 1295206), (44, 647603), (113, 252164), (121, 235492), (226, 126082), (242, 117746), (452, 63041), (484, 58873), (521, 54692), (1042, 27346), (1243, 22924), (2084, 13673), (2486, 11462), (4972, 5731)]