16808625

素因数分解:

$3^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 30890496

約数和(自身を除く): 14081871

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 125, 201, 223, 225, 335, 375, 603, 669, 1005, 1115, 1125, 1675, 2007, 3015, 3345, 5025, 5575, 8375, 10035, 14941, 15075, 16725, 25125, 27875, 44823, 50175, 74705, 75375, 83625, 134469, 224115, 250875, 373525, 672345, 1120575, 1867625, 3361725, 5602875, 16808625]

約数ペア:

[(1, 16808625), (3, 5602875), (5, 3361725), (9, 1867625), (15, 1120575), (25, 672345), (45, 373525), (67, 250875), (75, 224115), (125, 134469), (201, 83625), (223, 75375), (225, 74705), (335, 50175), (375, 44823), (603, 27875), (669, 25125), (1005, 16725), (1115, 15075), (1125, 14941), (1675, 10035), (2007, 8375), (3015, 5575), (3345, 5025)]