217587708

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{51659}}^1$

素因数の和:51688

約数の個数: 60

約数和(自身を含む): 612584280

約数和(自身を除く): 394996572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 51659, 103318, 154977, 206636, 309954, 464931, 619908, 671567, 929862, 1343134, 1394793, 1859724, 2014701, 2686268, 2789586, 4029402, 4184379, 5579172, 6044103, 8058804, 8368758, 12088206, 16737516, 18132309, 24176412, 36264618, 54396927, 72529236, 108793854, 217587708]

約数ペア:

[(1, 217587708), (2, 108793854), (3, 72529236), (4, 54396927), (6, 36264618), (9, 24176412), (12, 18132309), (13, 16737516), (18, 12088206), (26, 8368758), (27, 8058804), (36, 6044103), (39, 5579172), (52, 4184379), (54, 4029402), (78, 2789586), (81, 2686268), (108, 2014701), (117, 1859724), (156, 1394793), (162, 1343134), (234, 929862), (324, 671567), (351, 619908), (468, 464931), (702, 309954), (1053, 206636), (1404, 154977), (2106, 103318), (4212, 51659)]