81291276

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{7603}}^1$

素因数の和:7633

約数の個数: 72

約数和(自身を含む): 232499904

約数和(自身を除く): 151208628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1782, 2673, 3564, 5346, 7603, 10692, 15206, 22809, 30412, 45618, 68427, 83633, 91236, 136854, 167266, 205281, 250899, 273708, 334532, 410562, 501798, 615843, 752697, 821124, 1003596, 1231686, 1505394, 1847529, 2258091, 2463372, 3010788, 3695058, 4516182, 6774273, 7390116, 9032364, 13548546, 20322819, 27097092, 40645638, 81291276]

約数ペア:

[(1, 81291276), (2, 40645638), (3, 27097092), (4, 20322819), (6, 13548546), (9, 9032364), (11, 7390116), (12, 6774273), (18, 4516182), (22, 3695058), (27, 3010788), (33, 2463372), (36, 2258091), (44, 1847529), (54, 1505394), (66, 1231686), (81, 1003596), (99, 821124), (108, 752697), (132, 615843), (162, 501798), (198, 410562), (243, 334532), (297, 273708), (324, 250899), (396, 205281), (486, 167266), (594, 136854), (891, 91236), (972, 83633), (1188, 68427), (1782, 45618), (2673, 30412), (3564, 22809), (5346, 15206), (7603, 10692)]