263764647

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3989}}^1$

素因数の和:4108

約数の個数: 32

約数和(自身を含む): 408576000

約数和(自身を除く): 144811353

約数列:

[1, 3, 9, 27, 31, 79, 93, 237, 279, 711, 837, 2133, 2449, 3989, 7347, 11967, 22041, 35901, 66123, 107703, 123659, 315131, 370977, 945393, 1112931, 2836179, 3338793, 8508537, 9769061, 29307183, 87921549, 263764647]

約数ペア:

[(1, 263764647), (3, 87921549), (9, 29307183), (27, 9769061), (31, 8508537), (79, 3338793), (93, 2836179), (237, 1112931), (279, 945393), (711, 370977), (837, 315131), (2133, 123659), (2449, 107703), (3989, 66123), (7347, 35901), (11967, 22041)]