663605545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{593}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 858097152

約数和(自身を除く): 194491607

約数列:

[1, 5, 23, 37, 115, 185, 263, 593, 851, 1315, 2965, 4255, 6049, 9731, 13639, 21941, 30245, 48655, 68195, 109705, 155959, 223813, 504643, 779795, 1119065, 2523215, 3587057, 5770483, 17935285, 28852415, 132721109, 663605545]

約数ペア:

[(1, 663605545), (5, 132721109), (23, 28852415), (37, 17935285), (115, 5770483), (185, 3587057), (263, 2523215), (593, 1119065), (851, 779795), (1315, 504643), (2965, 223813), (4255, 155959), (6049, 109705), (9731, 68195), (13639, 48655), (21941, 30245)]