214920855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{207653}}^1$

素因数の和:207687

約数の個数: 24

約数和(自身を含む): 388728288

約数和(自身を除く): 173807433

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 207653, 622959, 1038265, 1868877, 3114795, 4776019, 9344385, 14328057, 23880095, 42984171, 71640285, 214920855]

約数ペア:

[(1, 214920855), (3, 71640285), (5, 42984171), (9, 23880095), (15, 14328057), (23, 9344385), (45, 4776019), (69, 3114795), (115, 1868877), (207, 1038265), (345, 622959), (1035, 207653)]