670778871

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1\times {\mathrm{631}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 1032880128

約数和(自身を除く): 362101257

約数列:

[1, 3, 7, 21, 223, 227, 631, 669, 681, 1561, 1589, 1893, 4417, 4683, 4767, 13251, 50621, 140713, 143237, 151863, 354347, 422139, 429711, 984991, 1002659, 1063041, 2954973, 3007977, 31941851, 95825553, 223592957, 670778871]

約数ペア:

[(1, 670778871), (3, 223592957), (7, 95825553), (21, 31941851), (223, 3007977), (227, 2954973), (631, 1063041), (669, 1002659), (681, 984991), (1561, 429711), (1589, 422139), (1893, 354347), (4417, 151863), (4683, 143237), (4767, 140713), (13251, 50621)]