261544452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{2657}}^1$

素因数の和:3308

約数の個数: 48

約数和(自身を含む): 658503552

約数和(自身を除く): 396959100

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 631, 1262, 1893, 2524, 2657, 3786, 5314, 7572, 7971, 8203, 10628, 15942, 16406, 24609, 31884, 32812, 34541, 49218, 69082, 98436, 103623, 138164, 207246, 414492, 1676567, 3353134, 5029701, 6706268, 10059402, 20118804, 21795371, 43590742, 65386113, 87181484, 130772226, 261544452]

約数ペア:

[(1, 261544452), (2, 130772226), (3, 87181484), (4, 65386113), (6, 43590742), (12, 21795371), (13, 20118804), (26, 10059402), (39, 6706268), (52, 5029701), (78, 3353134), (156, 1676567), (631, 414492), (1262, 207246), (1893, 138164), (2524, 103623), (2657, 98436), (3786, 69082), (5314, 49218), (7572, 34541), (7971, 32812), (8203, 31884), (10628, 24609), (15942, 16406)]