51282217

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 64945152

約数和(自身を除く): 13662935

約数列:

[1, 7, 17, 47, 53, 119, 173, 329, 371, 799, 901, 1211, 2491, 2941, 5593, 6307, 8131, 9169, 17437, 20587, 42347, 56917, 64183, 138227, 155873, 296429, 430943, 967589, 1091111, 3016601, 7326031, 51282217]

約数ペア:

[(1, 51282217), (7, 7326031), (17, 3016601), (47, 1091111), (53, 967589), (119, 430943), (173, 296429), (329, 155873), (371, 138227), (799, 64183), (901, 56917), (1211, 42347), (2491, 20587), (2941, 17437), (5593, 9169), (6307, 8131)]