268238427

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 387984960

約数和(自身を除く): 119746533

約数列:

[1, 3, 17, 51, 73, 109, 219, 327, 661, 1241, 1853, 1983, 3723, 5559, 7957, 11237, 23871, 33711, 48253, 72049, 135269, 144759, 216147, 405807, 820301, 1224833, 2460903, 3674499, 5259577, 15778731, 89412809, 268238427]

約数ペア:

[(1, 268238427), (3, 89412809), (17, 15778731), (51, 5259577), (73, 3674499), (109, 2460903), (219, 1224833), (327, 820301), (661, 405807), (1241, 216147), (1853, 144759), (1983, 135269), (3723, 72049), (5559, 48253), (7957, 33711), (11237, 23871)]