28629135

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 23786865

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 139, 199, 207, 345, 417, 597, 695, 995, 1035, 1251, 1791, 2085, 2985, 3197, 4577, 6255, 8955, 9591, 13731, 15985, 22885, 27661, 28773, 41193, 47955, 68655, 82983, 138305, 143865, 205965, 248949, 414915, 636203, 1244745, 1908609, 3181015, 5725827, 9543045, 28629135]

約数ペア:

[(1, 28629135), (3, 9543045), (5, 5725827), (9, 3181015), (15, 1908609), (23, 1244745), (45, 636203), (69, 414915), (115, 248949), (139, 205965), (199, 143865), (207, 138305), (345, 82983), (417, 68655), (597, 47955), (695, 41193), (995, 28773), (1035, 27661), (1251, 22885), (1791, 15985), (2085, 13731), (2985, 9591), (3197, 8955), (4577, 6255)]