220161753

素因数分解:

$3^3\times 7^3\times {\mathrm{23773}}^1$

素因数の和:23803

約数の個数: 32

約数和(自身を含む): 380384000

約数和(自身を除く): 160222247

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 23773, 71319, 166411, 213957, 499233, 641871, 1164877, 1497699, 3494631, 4493097, 8154139, 10483893, 24462417, 31451679, 73387251, 220161753]

約数ペア:

[(1, 220161753), (3, 73387251), (7, 31451679), (9, 24462417), (21, 10483893), (27, 8154139), (49, 4493097), (63, 3494631), (147, 1497699), (189, 1164877), (343, 641871), (441, 499233), (1029, 213957), (1323, 166411), (3087, 71319), (9261, 23773)]