256810086

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{6733}}^1$

素因数の和:6917

約数の個数: 48

約数和(自身を含む): 602989296

約数和(自身を除く): 346179210

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 489, 978, 1467, 2119, 2934, 4238, 6357, 6733, 12714, 13466, 19071, 20199, 38142, 40398, 60597, 87529, 121194, 175058, 262587, 525174, 787761, 1097479, 1575522, 2194958, 3292437, 6584874, 9877311, 14267227, 19754622, 28534454, 42801681, 85603362, 128405043, 256810086]

約数ペア:

[(1, 256810086), (2, 128405043), (3, 85603362), (6, 42801681), (9, 28534454), (13, 19754622), (18, 14267227), (26, 9877311), (39, 6584874), (78, 3292437), (117, 2194958), (163, 1575522), (234, 1097479), (326, 787761), (489, 525174), (978, 262587), (1467, 175058), (2119, 121194), (2934, 87529), (4238, 60597), (6357, 40398), (6733, 38142), (12714, 20199), (13466, 19071)]