222350569

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 275097600

約数和(自身を除く): 52747031

約数列:

[1, 7, 29, 31, 89, 203, 217, 397, 623, 899, 2581, 2759, 2779, 6293, 11513, 12307, 18067, 19313, 35333, 80011, 80591, 86149, 247331, 356903, 560077, 1024657, 1095323, 2498321, 7172599, 7667261, 31764367, 222350569]

約数ペア:

[(1, 222350569), (7, 31764367), (29, 7667261), (31, 7172599), (89, 2498321), (203, 1095323), (217, 1024657), (397, 560077), (623, 356903), (899, 247331), (2581, 86149), (2759, 80591), (2779, 80011), (6293, 35333), (11513, 19313), (12307, 18067)]