208704636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2663}}^1$

素因数の和:2991

約数の個数: 72

約数和(自身を含む): 605090304

約数和(自身を除く): 396385668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 311, 622, 933, 1244, 1866, 2177, 2663, 2799, 3732, 4354, 5326, 5598, 6531, 7989, 8708, 10652, 11196, 13062, 15978, 18641, 19593, 23967, 26124, 31956, 37282, 39186, 47934, 55923, 74564, 78372, 95868, 111846, 167769, 223692, 335538, 671076, 828193, 1656386, 2484579, 3312772, 4969158, 5797351, 7453737, 9938316, 11594702, 14907474, 17392053, 23189404, 29814948, 34784106, 52176159, 69568212, 104352318, 208704636]

約数ペア:

[(1, 208704636), (2, 104352318), (3, 69568212), (4, 52176159), (6, 34784106), (7, 29814948), (9, 23189404), (12, 17392053), (14, 14907474), (18, 11594702), (21, 9938316), (28, 7453737), (36, 5797351), (42, 4969158), (63, 3312772), (84, 2484579), (126, 1656386), (252, 828193), (311, 671076), (622, 335538), (933, 223692), (1244, 167769), (1866, 111846), (2177, 95868), (2663, 78372), (2799, 74564), (3732, 55923), (4354, 47934), (5326, 39186), (5598, 37282), (6531, 31956), (7989, 26124), (8708, 23967), (10652, 19593), (11196, 18641), (13062, 15978)]