90913214

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2609}}^1$

素因数の和:2768

約数の個数: 32

約数和(自身を含む): 165369600

約数和(自身を除く): 74456386

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 917, 1834, 2489, 2609, 4978, 5218, 17423, 18263, 34846, 36526, 49571, 99142, 341779, 346997, 683558, 693994, 2392453, 4784906, 6493801, 12987602, 45456607, 90913214]

約数ペア:

[(1, 90913214), (2, 45456607), (7, 12987602), (14, 6493801), (19, 4784906), (38, 2392453), (131, 693994), (133, 683558), (262, 346997), (266, 341779), (917, 99142), (1834, 49571), (2489, 36526), (2609, 34846), (4978, 18263), (5218, 17423)]