1388898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 3509376

約数和(自身を除く): 2120478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 151, 219, 302, 438, 453, 511, 657, 906, 1022, 1057, 1314, 1359, 1533, 2114, 2718, 3066, 3171, 4599, 6342, 9198, 9513, 11023, 19026, 22046, 33069, 66138, 77161, 99207, 154322, 198414, 231483, 462966, 694449, 1388898]

約数ペア:

[(1, 1388898), (2, 694449), (3, 462966), (6, 231483), (7, 198414), (9, 154322), (14, 99207), (18, 77161), (21, 66138), (42, 33069), (63, 22046), (73, 19026), (126, 11023), (146, 9513), (151, 9198), (219, 6342), (302, 4599), (438, 3171), (453, 3066), (511, 2718), (657, 2114), (906, 1533), (1022, 1359), (1057, 1314)]