172912671

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 264729600

約数和(自身を除く): 91816929

約数列:

[1, 3, 9, 27, 47, 89, 141, 267, 423, 801, 1269, 1531, 2403, 4183, 4593, 12549, 13779, 37647, 41337, 71957, 112941, 136259, 215871, 408777, 647613, 1226331, 1942839, 3678993, 6404173, 19212519, 57637557, 172912671]

約数ペア:

[(1, 172912671), (3, 57637557), (9, 19212519), (27, 6404173), (47, 3678993), (89, 1942839), (141, 1226331), (267, 647613), (423, 408777), (801, 215871), (1269, 136259), (1531, 112941), (2403, 71957), (4183, 41337), (4593, 37647), (12549, 13779)]