71358237

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 106318680

約数和(自身を除く): 34960443

約数列:

[1, 3, 9, 37, 111, 333, 421, 509, 1263, 1527, 3789, 4581, 15577, 18833, 46731, 56499, 140193, 169497, 214289, 642867, 1928601, 7928693, 23786079, 71358237]

約数ペア:

[(1, 71358237), (3, 23786079), (9, 7928693), (37, 1928601), (111, 642867), (333, 214289), (421, 169497), (509, 140193), (1263, 56499), (1527, 46731), (3789, 18833), (4581, 15577)]