42400827

素因数分解:

$3^6\times 7^2\times {\mathrm{1187}}^1$

素因数の和:1219

約数の個数: 42

約数和(自身を含む): 74013588

約数和(自身を除く): 31612761

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1187, 1323, 1701, 3561, 3969, 5103, 8309, 10683, 11907, 24927, 32049, 35721, 58163, 74781, 96147, 174489, 224343, 288441, 523467, 673029, 865323, 1570401, 2019087, 4711203, 6057261, 14133609, 42400827]

約数ペア:

[(1, 42400827), (3, 14133609), (7, 6057261), (9, 4711203), (21, 2019087), (27, 1570401), (49, 865323), (63, 673029), (81, 523467), (147, 288441), (189, 224343), (243, 174489), (441, 96147), (567, 74781), (729, 58163), (1187, 35721), (1323, 32049), (1701, 24927), (3561, 11907), (3969, 10683), (5103, 8309)]