66705945

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1723}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 111715200

約数和(自身を除く): 45009255

約数列:

[1, 3, 5, 15, 29, 87, 89, 145, 267, 435, 445, 1335, 1723, 2581, 5169, 7743, 8615, 12905, 25845, 38715, 49967, 149901, 153347, 249835, 460041, 749505, 766735, 2300205, 4447063, 13341189, 22235315, 66705945]

約数ペア:

[(1, 66705945), (3, 22235315), (5, 13341189), (15, 4447063), (29, 2300205), (87, 766735), (89, 749505), (145, 460041), (267, 249835), (435, 153347), (445, 149901), (1335, 49967), (1723, 38715), (2581, 25845), (5169, 12905), (7743, 8615)]