90561902

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 145454400

約数和(自身を除く): 54892498

約数列:

[1, 2, 23, 46, 73, 146, 149, 181, 298, 362, 1679, 3358, 3427, 4163, 6854, 8326, 10877, 13213, 21754, 26426, 26969, 53938, 250171, 303899, 500342, 607798, 620287, 1240574, 1968737, 3937474, 45280951, 90561902]

約数ペア:

[(1, 90561902), (2, 45280951), (23, 3937474), (46, 1968737), (73, 1240574), (146, 620287), (149, 607798), (181, 500342), (298, 303899), (362, 250171), (1679, 53938), (3358, 26969), (3427, 26426), (4163, 21754), (6854, 13213), (8326, 10877)]