312771723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{971}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 468052992

約数和(自身を除く): 155281269

約数列:

[1, 3, 11, 33, 43, 129, 227, 473, 681, 971, 1419, 2497, 2913, 7491, 9761, 10681, 29283, 32043, 41753, 107371, 125259, 220417, 322113, 459283, 661251, 1377849, 2424587, 7273761, 9477931, 28433793, 104257241, 312771723]

約数ペア:

[(1, 312771723), (3, 104257241), (11, 28433793), (33, 9477931), (43, 7273761), (129, 2424587), (227, 1377849), (473, 661251), (681, 459283), (971, 322113), (1419, 220417), (2497, 125259), (2913, 107371), (7491, 41753), (9761, 32043), (10681, 29283)]