28017234

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 69750720

約数和(自身を除く): 41733486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 229, 458, 687, 971, 1374, 1603, 1942, 2061, 2913, 3206, 4122, 4809, 5826, 6797, 8739, 9618, 13594, 14427, 17478, 20391, 28854, 40782, 61173, 122346, 222359, 444718, 667077, 1334154, 1556513, 2001231, 3113026, 4002462, 4669539, 9339078, 14008617, 28017234]

約数ペア:

[(1, 28017234), (2, 14008617), (3, 9339078), (6, 4669539), (7, 4002462), (9, 3113026), (14, 2001231), (18, 1556513), (21, 1334154), (42, 667077), (63, 444718), (126, 222359), (229, 122346), (458, 61173), (687, 40782), (971, 28854), (1374, 20391), (1603, 17478), (1942, 14427), (2061, 13594), (2913, 9618), (3206, 8739), (4122, 6797), (4809, 5826)]