16730028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 48720672

約数和(自身を除く): 31990644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 337, 394, 591, 674, 788, 1011, 1182, 1348, 1379, 1773, 2022, 2359, 2364, 2758, 3033, 3546, 4044, 4137, 4718, 5516, 6066, 7077, 7092, 8274, 9436, 12132, 12411, 14154, 16548, 21231, 24822, 28308, 42462, 49644, 66389, 84924, 132778, 199167, 265556, 398334, 464723, 597501, 796668, 929446, 1195002, 1394169, 1858892, 2390004, 2788338, 4182507, 5576676, 8365014, 16730028]

約数ペア:

[(1, 16730028), (2, 8365014), (3, 5576676), (4, 4182507), (6, 2788338), (7, 2390004), (9, 1858892), (12, 1394169), (14, 1195002), (18, 929446), (21, 796668), (28, 597501), (36, 464723), (42, 398334), (63, 265556), (84, 199167), (126, 132778), (197, 84924), (252, 66389), (337, 49644), (394, 42462), (591, 28308), (674, 24822), (788, 21231), (1011, 16548), (1182, 14154), (1348, 12411), (1379, 12132), (1773, 9436), (2022, 8274), (2359, 7092), (2364, 7077), (2758, 6066), (3033, 5516), (3546, 4718), (4044, 4137)]