208037619

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15629}}^1$

素因数の和:15684

約数の個数: 32

約数和(自身を含む): 337608000

約数和(自身を除く): 129570381

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 4437, 13311, 15629, 46887, 140661, 265693, 421983, 453241, 797079, 1359723, 2391237, 4079169, 7173711, 7705097, 12237507, 23115291, 69345873, 208037619]

約数ペア:

[(1, 208037619), (3, 69345873), (9, 23115291), (17, 12237507), (27, 7705097), (29, 7173711), (51, 4079169), (87, 2391237), (153, 1359723), (261, 797079), (459, 453241), (493, 421983), (783, 265693), (1479, 140661), (4437, 46887), (13311, 15629)]