15917384

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 36080640

約数和(自身を除く): 20163256

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 53, 56, 62, 106, 124, 173, 212, 217, 248, 346, 371, 424, 434, 692, 742, 868, 1211, 1384, 1484, 1643, 1736, 2422, 2968, 3286, 4844, 5363, 6572, 9169, 9688, 10726, 11501, 13144, 18338, 21452, 23002, 36676, 37541, 42904, 46004, 64183, 73352, 75082, 92008, 128366, 150164, 256732, 284239, 300328, 513464, 568478, 1136956, 1989673, 2273912, 3979346, 7958692, 15917384]

約数ペア:

[(1, 15917384), (2, 7958692), (4, 3979346), (7, 2273912), (8, 1989673), (14, 1136956), (28, 568478), (31, 513464), (53, 300328), (56, 284239), (62, 256732), (106, 150164), (124, 128366), (173, 92008), (212, 75082), (217, 73352), (248, 64183), (346, 46004), (371, 42904), (424, 37541), (434, 36676), (692, 23002), (742, 21452), (868, 18338), (1211, 13144), (1384, 11501), (1484, 10726), (1643, 9688), (1736, 9169), (2422, 6572), (2968, 5363), (3286, 4844)]