64276779

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^3\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 107114400

約数和(自身を除く): 42837621

約数列:

[1, 3, 7, 17, 21, 49, 51, 89, 119, 147, 267, 289, 357, 623, 833, 867, 1513, 1869, 2023, 2499, 4361, 4539, 4913, 6069, 10591, 13083, 14161, 14739, 25721, 31773, 34391, 42483, 74137, 77163, 103173, 180047, 222411, 240737, 437257, 540141, 722211, 1260329, 1311771, 3060799, 3780987, 9182397, 21425593, 64276779]

約数ペア:

[(1, 64276779), (3, 21425593), (7, 9182397), (17, 3780987), (21, 3060799), (49, 1311771), (51, 1260329), (89, 722211), (119, 540141), (147, 437257), (267, 240737), (289, 222411), (357, 180047), (623, 103173), (833, 77163), (867, 74137), (1513, 42483), (1869, 34391), (2023, 31773), (2499, 25721), (4361, 14739), (4539, 14161), (4913, 13083), (6069, 10591)]