81009396

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2172

約数の個数: 84

約数和(自身を含む): 229009732

約数和(自身を除く): 148000336

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, 243, 324, 351, 468, 486, 702, 729, 972, 1053, 1404, 1458, 2106, 2137, 2916, 3159, 4212, 4274, 6318, 6411, 8548, 9477, 12636, 12822, 18954, 19233, 25644, 27781, 37908, 38466, 55562, 57699, 76932, 83343, 111124, 115398, 166686, 173097, 230796, 250029, 333372, 346194, 500058, 519291, 692388, 750087, 1000116, 1038582, 1500174, 1557873, 2077164, 2250261, 3000348, 3115746, 4500522, 6231492, 6750783, 9001044, 13501566, 20252349, 27003132, 40504698, 81009396]

約数ペア:

[(1, 81009396), (2, 40504698), (3, 27003132), (4, 20252349), (6, 13501566), (9, 9001044), (12, 6750783), (13, 6231492), (18, 4500522), (26, 3115746), (27, 3000348), (36, 2250261), (39, 2077164), (52, 1557873), (54, 1500174), (78, 1038582), (81, 1000116), (108, 750087), (117, 692388), (156, 519291), (162, 500058), (234, 346194), (243, 333372), (324, 250029), (351, 230796), (468, 173097), (486, 166686), (702, 115398), (729, 111124), (972, 83343), (1053, 76932), (1404, 57699), (1458, 55562), (2106, 38466), (2137, 37908), (2916, 27781), (3159, 25644), (4212, 19233), (4274, 18954), (6318, 12822), (6411, 12636), (8548, 9477)]