2156648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 4422600

約数和(自身を除く): 2265952

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 233, 356, 466, 712, 932, 1157, 1864, 2314, 3029, 4628, 6058, 9256, 12116, 20737, 24232, 41474, 82948, 165896, 269581, 539162, 1078324, 2156648]

約数ペア:

[(1, 2156648), (2, 1078324), (4, 539162), (8, 269581), (13, 165896), (26, 82948), (52, 41474), (89, 24232), (104, 20737), (178, 12116), (233, 9256), (356, 6058), (466, 4628), (712, 3029), (932, 2314), (1157, 1864)]