1639207863

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{87691}}^1$

素因数の和:87795

約数の個数: 24

約数和(自身を含む): 2480631296

約数和(自身を除く): 841423433

約数列:

[1, 3, 9, 31, 67, 93, 201, 279, 603, 2077, 6231, 18693, 87691, 263073, 789219, 2718421, 5875297, 8155263, 17625891, 24465789, 52877673, 182134207, 546402621, 1639207863]

約数ペア:

[(1, 1639207863), (3, 546402621), (9, 182134207), (31, 52877673), (67, 24465789), (93, 17625891), (201, 8155263), (279, 5875297), (603, 2718421), (2077, 789219), (6231, 263073), (18693, 87691)]