1331216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 40

約数和(自身を含む): 2827200

約数和(自身を除く): 1495984

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 151, 152, 232, 302, 304, 464, 551, 604, 1102, 1208, 2204, 2416, 2869, 4379, 4408, 5738, 8758, 8816, 11476, 17516, 22952, 35032, 45904, 70064, 83201, 166402, 332804, 665608, 1331216]

約数ペア:

[(1, 1331216), (2, 665608), (4, 332804), (8, 166402), (16, 83201), (19, 70064), (29, 45904), (38, 35032), (58, 22952), (76, 17516), (116, 11476), (151, 8816), (152, 8758), (232, 5738), (302, 4408), (304, 4379), (464, 2869), (551, 2416), (604, 2204), (1102, 1208)]