78765368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{3943}}^1$

素因数の和:4187

約数の個数: 32

約数和(自身を含む): 161861760

約数和(自身を除く): 83096392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 227, 454, 908, 1816, 2497, 3943, 4994, 7886, 9988, 15772, 19976, 31544, 43373, 86746, 173492, 346984, 895061, 1790122, 3580244, 7160488, 9845671, 19691342, 39382684, 78765368]

約数ペア:

[(1, 78765368), (2, 39382684), (4, 19691342), (8, 9845671), (11, 7160488), (22, 3580244), (44, 1790122), (88, 895061), (227, 346984), (454, 173492), (908, 86746), (1816, 43373), (2497, 31544), (3943, 19976), (4994, 15772), (7886, 9988)]