28408008

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{31991}}^1$

素因数の和:32037

約数の個数: 32

約数和(自身を含む): 72941760

約数和(自身を除く): 44533752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 31991, 63982, 95973, 127964, 191946, 255928, 383892, 767784, 1183667, 2367334, 3551001, 4734668, 7102002, 9469336, 14204004, 28408008]

約数ペア:

[(1, 28408008), (2, 14204004), (3, 9469336), (4, 7102002), (6, 4734668), (8, 3551001), (12, 2367334), (24, 1183667), (37, 767784), (74, 383892), (111, 255928), (148, 191946), (222, 127964), (296, 95973), (444, 63982), (888, 31991)]