200545513

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 251274240

約数和(自身を除く): 50728727

約数列:

[1, 7, 19, 37, 83, 133, 259, 491, 581, 703, 1577, 3071, 3437, 4921, 9329, 11039, 18167, 21497, 40753, 58349, 65303, 127169, 285271, 345173, 408443, 774307, 1507861, 2416211, 5420149, 10555027, 28649359, 200545513]

約数ペア:

[(1, 200545513), (7, 28649359), (19, 10555027), (37, 5420149), (83, 2416211), (133, 1507861), (259, 774307), (491, 408443), (581, 345173), (703, 285271), (1577, 127169), (3071, 65303), (3437, 58349), (4921, 40753), (9329, 21497), (11039, 18167)]