28657008

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{3373}}^1$

素因数の和:3446

約数の個数: 60

約数和(自身を含む): 81583320

約数和(自身を除く): 52926312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2832, 3373, 4248, 6746, 8496, 10119, 13492, 20238, 26984, 30357, 40476, 53968, 60714, 80952, 121428, 161904, 199007, 242856, 398014, 485712, 597021, 796028, 1194042, 1592056, 1791063, 2388084, 3184112, 3582126, 4776168, 7164252, 9552336, 14328504, 28657008]

約数ペア:

[(1, 28657008), (2, 14328504), (3, 9552336), (4, 7164252), (6, 4776168), (8, 3582126), (9, 3184112), (12, 2388084), (16, 1791063), (18, 1592056), (24, 1194042), (36, 796028), (48, 597021), (59, 485712), (72, 398014), (118, 242856), (144, 199007), (177, 161904), (236, 121428), (354, 80952), (472, 60714), (531, 53968), (708, 40476), (944, 30357), (1062, 26984), (1416, 20238), (2124, 13492), (2832, 10119), (3373, 8496), (4248, 6746)]