2040367257

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 3091570560

約数和(自身を除く): 1051203303

約数列:

[1, 3, 9, 37, 71, 111, 211, 213, 333, 409, 633, 639, 1227, 1899, 2627, 3681, 7807, 7881, 14981, 15133, 23421, 23643, 29039, 44943, 45399, 70263, 86299, 87117, 134829, 136197, 258897, 261351, 554297, 776691, 1074443, 1662891, 3193063, 3223329, 4988673, 6127229, 9579189, 9669987, 18381687, 28737567, 55145061, 226707473, 680122419, 2040367257]

約数ペア:

[(1, 2040367257), (3, 680122419), (9, 226707473), (37, 55145061), (71, 28737567), (111, 18381687), (211, 9669987), (213, 9579189), (333, 6127229), (409, 4988673), (633, 3223329), (639, 3193063), (1227, 1662891), (1899, 1074443), (2627, 776691), (3681, 554297), (7807, 261351), (7881, 258897), (14981, 136197), (15133, 134829), (23421, 87117), (23643, 86299), (29039, 70263), (44943, 45399)]