1968071889

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{214457}}^1$

素因数の和:214509

約数の個数: 32

約数和(自身を含む): 3294074880

約数和(自身を除く): 1326002991

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 214457, 643371, 1501199, 4074683, 4503597, 4932511, 12224049, 14797533, 28522781, 34527577, 85568343, 93717709, 103582731, 281153127, 656023963, 1968071889]

約数ペア:

[(1, 1968071889), (3, 656023963), (7, 281153127), (19, 103582731), (21, 93717709), (23, 85568343), (57, 34527577), (69, 28522781), (133, 14797533), (161, 12224049), (399, 4932511), (437, 4503597), (483, 4074683), (1311, 1501199), (3059, 643371), (9177, 214457)]