1285447626

素因数分解:

$2^1\times 3^2\times {\mathrm{4519}}^1\times {\mathrm{15803}}^1$

素因数の和:20330

約数の個数: 24

約数和(自身を含む): 2785929120

約数和(自身を除く): 1500481494

約数列:

[1, 2, 3, 6, 9, 18, 4519, 9038, 13557, 15803, 27114, 31606, 40671, 47409, 81342, 94818, 142227, 284454, 71413757, 142827514, 214241271, 428482542, 642723813, 1285447626]

約数ペア:

[(1, 1285447626), (2, 642723813), (3, 428482542), (6, 214241271), (9, 142827514), (18, 71413757), (4519, 284454), (9038, 142227), (13557, 94818), (15803, 81342), (27114, 47409), (31606, 40671)]