1251128378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 2087685600

約数和(自身を除く): 836557222

約数列:

[1, 2, 19, 23, 38, 46, 109, 218, 437, 529, 571, 874, 1058, 1142, 2071, 2507, 4142, 5014, 10051, 10849, 13133, 20102, 21698, 26266, 47633, 57661, 62239, 95266, 115322, 124478, 249527, 302059, 499054, 604118, 1095559, 1182541, 1431497, 2191118, 2365082, 2862994, 5739121, 11478242, 27198443, 32924431, 54396886, 65848862, 625564189, 1251128378]

約数ペア:

[(1, 1251128378), (2, 625564189), (19, 65848862), (23, 54396886), (38, 32924431), (46, 27198443), (109, 11478242), (218, 5739121), (437, 2862994), (529, 2365082), (571, 2191118), (874, 1431497), (1058, 1182541), (1142, 1095559), (2071, 604118), (2507, 499054), (4142, 302059), (5014, 249527), (10051, 124478), (10849, 115322), (13133, 95266), (20102, 62239), (21698, 57661), (26266, 47633)]