1281798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{3391}}^1$

素因数の和:3409

約数の個数: 32

約数和(自身を含む): 3256320

約数和(自身を除く): 1974522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 3391, 6782, 10173, 20346, 23737, 30519, 47474, 61038, 71211, 91557, 142422, 183114, 213633, 427266, 640899, 1281798]

約数ペア:

[(1, 1281798), (2, 640899), (3, 427266), (6, 213633), (7, 183114), (9, 142422), (14, 91557), (18, 71211), (21, 61038), (27, 47474), (42, 30519), (54, 23737), (63, 20346), (126, 10173), (189, 6782), (378, 3391)]