207899786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 335301120

約数和(自身を除く): 127401334

約数列:

[1, 2, 19, 38, 71, 142, 251, 307, 502, 614, 1349, 2698, 4769, 5833, 9538, 11666, 17821, 21797, 35642, 43594, 77057, 154114, 338599, 414143, 677198, 828286, 1464083, 2928166, 5471047, 10942094, 103949893, 207899786]

約数ペア:

[(1, 207899786), (2, 103949893), (19, 10942094), (38, 5471047), (71, 2928166), (142, 1464083), (251, 828286), (307, 677198), (502, 414143), (614, 338599), (1349, 154114), (2698, 77057), (4769, 43594), (5833, 35642), (9538, 21797), (11666, 17821)]