279934987521

素因数分解:

$3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{811}}^1\times {\mathrm{12973}}^1$

素因数の和:13982

約数の個数: 48

約数和(自身を含む): 437155712448

約数和(自身を除く): 157220724927

約数列:

[1, 3, 7, 21, 49, 147, 181, 543, 811, 1267, 2433, 3801, 5677, 8869, 12973, 17031, 26607, 38919, 39739, 90811, 119217, 146791, 272433, 440373, 635677, 1027537, 1907031, 2348113, 3082611, 7044339, 7192759, 10521103, 16436791, 21578277, 31563309, 49310373, 73647721, 115057537, 220943163, 345172611, 515534047, 1546602141, 1904319643, 5712958929, 13330237501, 39990712503, 93311662507, 279934987521]

約数ペア:

[(1, 279934987521), (3, 93311662507), (7, 39990712503), (21, 13330237501), (49, 5712958929), (147, 1904319643), (181, 1546602141), (543, 515534047), (811, 345172611), (1267, 220943163), (2433, 115057537), (3801, 73647721), (5677, 49310373), (8869, 31563309), (12973, 21578277), (17031, 16436791), (26607, 10521103), (38919, 7192759), (39739, 7044339), (90811, 3082611), (119217, 2348113), (146791, 1907031), (272433, 1027537), (440373, 635677)]