28271670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2285

約数の個数: 64

約数和(自身を含む): 78852096

約数和(自身を除く): 50580426

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 915, 1281, 1830, 2135, 2207, 2562, 4270, 4414, 6405, 6621, 11035, 12810, 13242, 15449, 22070, 30898, 33105, 46347, 66210, 77245, 92694, 134627, 154490, 231735, 269254, 403881, 463470, 673135, 807762, 942389, 1346270, 1884778, 2019405, 2827167, 4038810, 4711945, 5654334, 9423890, 14135835, 28271670]

約数ペア:

[(1, 28271670), (2, 14135835), (3, 9423890), (5, 5654334), (6, 4711945), (7, 4038810), (10, 2827167), (14, 2019405), (15, 1884778), (21, 1346270), (30, 942389), (35, 807762), (42, 673135), (61, 463470), (70, 403881), (105, 269254), (122, 231735), (183, 154490), (210, 134627), (305, 92694), (366, 77245), (427, 66210), (610, 46347), (854, 33105), (915, 30898), (1281, 22070), (1830, 15449), (2135, 13242), (2207, 12810), (2562, 11035), (4270, 6621), (4414, 6405)]