8193978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:156

約数の個数: 72

約数和(自身を含む): 20386548

約数和(自身を除く): 12192570

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 97, 114, 117, 171, 194, 234, 247, 291, 342, 361, 494, 582, 722, 741, 873, 1083, 1261, 1482, 1746, 1843, 2166, 2223, 2522, 3249, 3686, 3783, 4446, 4693, 5529, 6498, 7566, 9386, 11058, 11349, 14079, 16587, 22698, 23959, 28158, 33174, 35017, 42237, 47918, 70034, 71877, 84474, 105051, 143754, 210102, 215631, 315153, 431262, 455221, 630306, 910442, 1365663, 2731326, 4096989, 8193978]

約数ペア:

[(1, 8193978), (2, 4096989), (3, 2731326), (6, 1365663), (9, 910442), (13, 630306), (18, 455221), (19, 431262), (26, 315153), (38, 215631), (39, 210102), (57, 143754), (78, 105051), (97, 84474), (114, 71877), (117, 70034), (171, 47918), (194, 42237), (234, 35017), (247, 33174), (291, 28158), (342, 23959), (361, 22698), (494, 16587), (582, 14079), (722, 11349), (741, 11058), (873, 9386), (1083, 7566), (1261, 6498), (1482, 5529), (1746, 4693), (1843, 4446), (2166, 3783), (2223, 3686), (2522, 3249)]