321599936

素因数分解:

$2^6\times 7^2\times {\mathrm{102551}}^1$

素因数の和:102577

約数の個数: 42

約数和(自身を含む): 742373928

約数和(自身を除く): 420773992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 102551, 205102, 410204, 717857, 820408, 1435714, 1640816, 2871428, 3281632, 5024999, 5742856, 6563264, 10049998, 11485712, 20099996, 22971424, 40199992, 45942848, 80399984, 160799968, 321599936]

約数ペア:

[(1, 321599936), (2, 160799968), (4, 80399984), (7, 45942848), (8, 40199992), (14, 22971424), (16, 20099996), (28, 11485712), (32, 10049998), (49, 6563264), (56, 5742856), (64, 5024999), (98, 3281632), (112, 2871428), (196, 1640816), (224, 1435714), (392, 820408), (448, 717857), (784, 410204), (1568, 205102), (3136, 102551)]