129172916

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{3229}}^1$

素因数の和:3443

約数の個数: 24

約数和(自身を含む): 230893320

約数和(自身を除く): 101720404

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 548, 3229, 6458, 10001, 12916, 20002, 40004, 235717, 442373, 471434, 884746, 942868, 1769492, 32293229, 64586458, 129172916]

約数ペア:

[(1, 129172916), (2, 64586458), (4, 32293229), (73, 1769492), (137, 942868), (146, 884746), (274, 471434), (292, 442373), (548, 235717), (3229, 40004), (6458, 20002), (10001, 12916)]