81195624

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3407}}^1$

素因数の和:3750

約数の個数: 48

約数和(自身を含む): 220633920

約数和(自身を除く): 139438296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1324, 1986, 2648, 2979, 3407, 3972, 5958, 6814, 7944, 10221, 11916, 13628, 20442, 23832, 27256, 30663, 40884, 61326, 81768, 122652, 245304, 1127717, 2255434, 3383151, 4510868, 6766302, 9021736, 10149453, 13532604, 20298906, 27065208, 40597812, 81195624]

約数ペア:

[(1, 81195624), (2, 40597812), (3, 27065208), (4, 20298906), (6, 13532604), (8, 10149453), (9, 9021736), (12, 6766302), (18, 4510868), (24, 3383151), (36, 2255434), (72, 1127717), (331, 245304), (662, 122652), (993, 81768), (1324, 61326), (1986, 40884), (2648, 30663), (2979, 27256), (3407, 23832), (3972, 20442), (5958, 13628), (6814, 11916), (7944, 10221)]