201559923

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 323481600

約数和(自身を除く): 121921677

約数列:

[1, 3, 9, 19, 31, 47, 57, 93, 141, 171, 279, 423, 589, 809, 893, 1457, 1767, 2427, 2679, 4371, 5301, 7281, 8037, 13113, 15371, 25079, 27683, 38023, 46113, 75237, 83049, 114069, 138339, 225711, 249147, 342207, 476501, 722437, 1178713, 1429503, 2167311, 3536139, 4288509, 6501933, 10608417, 22395547, 67186641, 201559923]

約数ペア:

[(1, 201559923), (3, 67186641), (9, 22395547), (19, 10608417), (31, 6501933), (47, 4288509), (57, 3536139), (93, 2167311), (141, 1429503), (171, 1178713), (279, 722437), (423, 476501), (589, 342207), (809, 249147), (893, 225711), (1457, 138339), (1767, 114069), (2427, 83049), (2679, 75237), (4371, 46113), (5301, 38023), (7281, 27683), (8037, 25079), (13113, 15371)]