206996895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28571}}^1$

素因数の和:28612

約数の個数: 48

約数和(自身を含む): 427894272

約数和(自身を除く): 220897377

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 7245, 28571, 85713, 142855, 199997, 257139, 428565, 599991, 657133, 999985, 1285695, 1799973, 1971399, 2999955, 3285665, 4599931, 5914197, 8999865, 9856995, 13799793, 22999655, 29570985, 41399379, 68998965, 206996895]

約数ペア:

[(1, 206996895), (3, 68998965), (5, 41399379), (7, 29570985), (9, 22999655), (15, 13799793), (21, 9856995), (23, 8999865), (35, 5914197), (45, 4599931), (63, 3285665), (69, 2999955), (105, 1971399), (115, 1799973), (161, 1285695), (207, 999985), (315, 657133), (345, 599991), (483, 428565), (805, 257139), (1035, 199997), (1449, 142855), (2415, 85713), (7245, 28571)]