163989756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{2221}}^1$

素因数の和:2531

約数の個数: 72

約数和(自身を含む): 475579104

約数和(自身を除く): 311589348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 293, 586, 879, 1172, 1758, 2051, 2221, 2637, 3516, 4102, 4442, 5274, 6153, 6663, 8204, 8884, 10548, 12306, 13326, 15547, 18459, 19989, 24612, 26652, 31094, 36918, 39978, 46641, 62188, 73836, 79956, 93282, 139923, 186564, 279846, 559692, 650753, 1301506, 1952259, 2603012, 3904518, 4555271, 5856777, 7809036, 9110542, 11713554, 13665813, 18221084, 23427108, 27331626, 40997439, 54663252, 81994878, 163989756]

約数ペア:

[(1, 163989756), (2, 81994878), (3, 54663252), (4, 40997439), (6, 27331626), (7, 23427108), (9, 18221084), (12, 13665813), (14, 11713554), (18, 9110542), (21, 7809036), (28, 5856777), (36, 4555271), (42, 3904518), (63, 2603012), (84, 1952259), (126, 1301506), (252, 650753), (293, 559692), (586, 279846), (879, 186564), (1172, 139923), (1758, 93282), (2051, 79956), (2221, 73836), (2637, 62188), (3516, 46641), (4102, 39978), (4442, 36918), (5274, 31094), (6153, 26652), (6663, 24612), (8204, 19989), (8884, 18459), (10548, 15547), (12306, 13326)]