18511497

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:464

約数の個数: 28

約数和(自身を含む): 28243120

約数和(自身を除く): 9731623

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 379, 603, 729, 1137, 1809, 3411, 5427, 10233, 16281, 25393, 30699, 48843, 76179, 92097, 228537, 276291, 685611, 2056833, 6170499, 18511497]

約数ペア:

[(1, 18511497), (3, 6170499), (9, 2056833), (27, 685611), (67, 276291), (81, 228537), (201, 92097), (243, 76179), (379, 48843), (603, 30699), (729, 25393), (1137, 16281), (1809, 10233), (3411, 5427)]