389898256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{30347}}^1$

素因数の和:30439

約数の個数: 40

約数和(自身を含む): 835419744

約数和(自身を除く): 445521488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 30347, 60694, 121388, 242776, 333817, 485552, 667634, 1335268, 2215331, 2670536, 4430662, 5341072, 8861324, 17722648, 24368641, 35445296, 48737282, 97474564, 194949128, 389898256]

約数ペア:

[(1, 389898256), (2, 194949128), (4, 97474564), (8, 48737282), (11, 35445296), (16, 24368641), (22, 17722648), (44, 8861324), (73, 5341072), (88, 4430662), (146, 2670536), (176, 2215331), (292, 1335268), (584, 667634), (803, 485552), (1168, 333817), (1606, 242776), (3212, 121388), (6424, 60694), (12848, 30347)]