74220783

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 131712000

約数和(自身を除く): 57491217

約数列:

[1, 3, 7, 13, 19, 21, 39, 41, 57, 91, 123, 133, 247, 273, 287, 349, 399, 533, 741, 779, 861, 1047, 1599, 1729, 2337, 2443, 3731, 4537, 5187, 5453, 6631, 7329, 10127, 11193, 13611, 14309, 16359, 19893, 30381, 31759, 42927, 46417, 70889, 86203, 95277, 100163, 139251, 186017, 212667, 258609, 271871, 300489, 558051, 603421, 815613, 1302119, 1810263, 1903097, 3534323, 3906357, 5709291, 10602969, 24740261, 74220783]

約数ペア:

[(1, 74220783), (3, 24740261), (7, 10602969), (13, 5709291), (19, 3906357), (21, 3534323), (39, 1903097), (41, 1810263), (57, 1302119), (91, 815613), (123, 603421), (133, 558051), (247, 300489), (273, 271871), (287, 258609), (349, 212667), (399, 186017), (533, 139251), (741, 100163), (779, 95277), (861, 86203), (1047, 70889), (1599, 46417), (1729, 42927), (2337, 31759), (2443, 30381), (3731, 19893), (4537, 16359), (5187, 14309), (5453, 13611), (6631, 11193), (7329, 10127)]