30865725

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4157}}^1$

素因数の和:4187

約数の個数: 48

約数和(自身を含む): 61871040

約数和(自身を除く): 31005315

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 135, 165, 225, 275, 297, 495, 675, 825, 1485, 2475, 4157, 7425, 12471, 20785, 37413, 45727, 62355, 103925, 112239, 137181, 187065, 228635, 311775, 411543, 561195, 685905, 935325, 1143175, 1234629, 2057715, 2805975, 3429525, 6173145, 10288575, 30865725]

約数ペア:

[(1, 30865725), (3, 10288575), (5, 6173145), (9, 3429525), (11, 2805975), (15, 2057715), (25, 1234629), (27, 1143175), (33, 935325), (45, 685905), (55, 561195), (75, 411543), (99, 311775), (135, 228635), (165, 187065), (225, 137181), (275, 112239), (297, 103925), (495, 62355), (675, 45727), (825, 37413), (1485, 20785), (2475, 12471), (4157, 7425)]