28136264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 61992000

約数和(自身を除く): 33855736

約数列:

[1, 2, 4, 8, 13, 19, 26, 29, 38, 52, 58, 76, 104, 116, 152, 232, 247, 377, 491, 494, 551, 754, 982, 988, 1102, 1508, 1964, 1976, 2204, 3016, 3928, 4408, 6383, 7163, 9329, 12766, 14239, 14326, 18658, 25532, 28478, 28652, 37316, 51064, 56956, 57304, 74632, 113912, 121277, 185107, 242554, 270541, 370214, 485108, 541082, 740428, 970216, 1082164, 1480856, 2164328, 3517033, 7034066, 14068132, 28136264]

約数ペア:

[(1, 28136264), (2, 14068132), (4, 7034066), (8, 3517033), (13, 2164328), (19, 1480856), (26, 1082164), (29, 970216), (38, 740428), (52, 541082), (58, 485108), (76, 370214), (104, 270541), (116, 242554), (152, 185107), (232, 121277), (247, 113912), (377, 74632), (491, 57304), (494, 56956), (551, 51064), (754, 37316), (982, 28652), (988, 28478), (1102, 25532), (1508, 18658), (1964, 14326), (1976, 14239), (2204, 12766), (3016, 9329), (3928, 7163), (4408, 6383)]