655121672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{6079}}^1$

素因数の和:6813

約数の個数: 32

約数和(自身を含む): 1295040000

約数和(自身を除く): 639918328

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 709, 1418, 2836, 5672, 6079, 12158, 13471, 24316, 26942, 48632, 53884, 107768, 115501, 231002, 462004, 924008, 4310011, 8620022, 17240044, 34480088, 81890209, 163780418, 327560836, 655121672]

約数ペア:

[(1, 655121672), (2, 327560836), (4, 163780418), (8, 81890209), (19, 34480088), (38, 17240044), (76, 8620022), (152, 4310011), (709, 924008), (1418, 462004), (2836, 231002), (5672, 115501), (6079, 107768), (12158, 53884), (13471, 48632), (24316, 26942)]