257291201955

素因数分解:

$3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3533}}^1\times {\mathrm{9283}}^1$

素因数の和:13347

約数の個数: 32

約数和(自身を含む): 412614233856

約数和(自身を除く): 155323031901

約数列:

[1, 3, 5, 15, 523, 1569, 2615, 3533, 7845, 9283, 10599, 17665, 27849, 46415, 52995, 139245, 1847759, 4855009, 5543277, 9238795, 14565027, 24275045, 27716385, 32796839, 72825135, 98390517, 163984195, 491952585, 17152746797, 51458240391, 85763733985, 257291201955]

約数ペア:

[(1, 257291201955), (3, 85763733985), (5, 51458240391), (15, 17152746797), (523, 491952585), (1569, 163984195), (2615, 98390517), (3533, 72825135), (7845, 32796839), (9283, 27716385), (10599, 24275045), (17665, 14565027), (27849, 9238795), (46415, 5543277), (52995, 4855009), (139245, 1847759)]