30381237

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{4519}}^1$

素因数の和:4614

約数の個数: 20

約数和(自身を含む): 45941280

約数和(自身を除く): 15560043

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 4519, 6723, 13557, 40671, 122013, 366039, 375077, 1125231, 3375693, 10127079, 30381237]

約数ペア:

[(1, 30381237), (3, 10127079), (9, 3375693), (27, 1125231), (81, 375077), (83, 366039), (249, 122013), (747, 40671), (2241, 13557), (4519, 6723)]