898172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 1738800

約数和(自身を除く): 840628

約数列:

[1, 2, 4, 11, 22, 44, 137, 149, 274, 298, 548, 596, 1507, 1639, 3014, 3278, 6028, 6556, 20413, 40826, 81652, 224543, 449086, 898172]

約数ペア:

[(1, 898172), (2, 449086), (4, 224543), (11, 81652), (22, 40826), (44, 20413), (137, 6556), (149, 6028), (274, 3278), (298, 3014), (548, 1639), (596, 1507)]