321567704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{12979}}^1$

素因数の和:13167

約数の個数: 32

約数和(自身を含む): 638616000

約数和(自身を除く): 317048296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 163, 326, 652, 1304, 3097, 6194, 12388, 12979, 24776, 25958, 51916, 103832, 246601, 493202, 986404, 1972808, 2115577, 4231154, 8462308, 16924616, 40195963, 80391926, 160783852, 321567704]

約数ペア:

[(1, 321567704), (2, 160783852), (4, 80391926), (8, 40195963), (19, 16924616), (38, 8462308), (76, 4231154), (152, 2115577), (163, 1972808), (326, 986404), (652, 493202), (1304, 246601), (3097, 103832), (6194, 51916), (12388, 25958), (12979, 24776)]