28039986

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 68342400

約数和(自身を除く): 40302414

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 59, 78, 117, 118, 177, 234, 351, 354, 531, 677, 702, 767, 1062, 1354, 1534, 1593, 2031, 2301, 3186, 4062, 4602, 6093, 6903, 8801, 12186, 13806, 17602, 18279, 20709, 26403, 36558, 39943, 41418, 52806, 79209, 79886, 119829, 158418, 237627, 239658, 359487, 475254, 519259, 718974, 1038518, 1078461, 1557777, 2156922, 3115554, 4673331, 9346662, 14019993, 28039986]

約数ペア:

[(1, 28039986), (2, 14019993), (3, 9346662), (6, 4673331), (9, 3115554), (13, 2156922), (18, 1557777), (26, 1078461), (27, 1038518), (39, 718974), (54, 519259), (59, 475254), (78, 359487), (117, 239658), (118, 237627), (177, 158418), (234, 119829), (351, 79886), (354, 79209), (531, 52806), (677, 41418), (702, 39943), (767, 36558), (1062, 26403), (1354, 20709), (1534, 18279), (1593, 17602), (2031, 13806), (2301, 12186), (3186, 8801), (4062, 6903), (4602, 6093)]