72921438

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{15173}}^1$

素因数の和:15273

約数の個数: 32

約数和(自身を含む): 163879200

約数和(自身を除く): 90957762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4806, 15173, 30346, 45519, 91038, 136557, 273114, 409671, 819342, 1350397, 2700794, 4051191, 8102382, 12153573, 24307146, 36460719, 72921438]

約数ペア:

[(1, 72921438), (2, 36460719), (3, 24307146), (6, 12153573), (9, 8102382), (18, 4051191), (27, 2700794), (54, 1350397), (89, 819342), (178, 409671), (267, 273114), (534, 136557), (801, 91038), (1602, 45519), (2403, 30346), (4806, 15173)]