401023280619

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{392213}}^1$

素因数の和:393209

約数の個数: 40

約数和(自身を含む): 645807021552

約数和(自身を除く): 244783740933

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 971, 1053, 2913, 8739, 12623, 26217, 37869, 78651, 113607, 340821, 392213, 1022463, 1176639, 3529917, 5098769, 10589751, 15296307, 31769253, 45888921, 137666763, 380838823, 413000289, 1142516469, 3427549407, 4950904699, 10282648221, 14852714097, 30847944663, 44558142291, 133674426873, 401023280619]

約数ペア:

[(1, 401023280619), (3, 133674426873), (9, 44558142291), (13, 30847944663), (27, 14852714097), (39, 10282648221), (81, 4950904699), (117, 3427549407), (351, 1142516469), (971, 413000289), (1053, 380838823), (2913, 137666763), (8739, 45888921), (12623, 31769253), (26217, 15296307), (37869, 10589751), (78651, 5098769), (113607, 3529917), (340821, 1176639), (392213, 1022463)]