308781608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{5393}}^1$

素因数の和:5837

約数の個数: 32

約数和(自身を含む): 614592360

約数和(自身を除く): 305810752

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 421, 842, 1684, 3368, 5393, 7157, 10786, 14314, 21572, 28628, 43144, 57256, 91681, 183362, 366724, 733448, 2270453, 4540906, 9081812, 18163624, 38597701, 77195402, 154390804, 308781608]

約数ペア:

[(1, 308781608), (2, 154390804), (4, 77195402), (8, 38597701), (17, 18163624), (34, 9081812), (68, 4540906), (136, 2270453), (421, 733448), (842, 366724), (1684, 183362), (3368, 91681), (5393, 57256), (7157, 43144), (10786, 28628), (14314, 21572)]