30587271

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:152

約数の個数: 64

約数和(自身を含む): 51480576

約数和(自身を除く): 20893305

約数列:

[1, 3, 11, 13, 33, 37, 39, 41, 47, 111, 123, 141, 143, 407, 429, 451, 481, 517, 533, 611, 1221, 1353, 1443, 1517, 1551, 1599, 1739, 1833, 1927, 4551, 5217, 5291, 5781, 5863, 6721, 15873, 16687, 17589, 19129, 19721, 20163, 21197, 22607, 25051, 50061, 57387, 59163, 63591, 67821, 71299, 75153, 213897, 216931, 248677, 275561, 650793, 746031, 784289, 826683, 926887, 2352867, 2780661, 10195757, 30587271]

約数ペア:

[(1, 30587271), (3, 10195757), (11, 2780661), (13, 2352867), (33, 926887), (37, 826683), (39, 784289), (41, 746031), (47, 650793), (111, 275561), (123, 248677), (141, 216931), (143, 213897), (407, 75153), (429, 71299), (451, 67821), (481, 63591), (517, 59163), (533, 57387), (611, 50061), (1221, 25051), (1353, 22607), (1443, 21197), (1517, 20163), (1551, 19721), (1599, 19129), (1739, 17589), (1833, 16687), (1927, 15873), (4551, 6721), (5217, 5863), (5291, 5781)]