201611788

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1319}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 415134720

約数和(自身を除く): 213522932

約数列:

[1, 2, 4, 7, 14, 28, 53, 103, 106, 206, 212, 371, 412, 721, 742, 1319, 1442, 1484, 2638, 2884, 5276, 5459, 9233, 10918, 18466, 21836, 36932, 38213, 69907, 76426, 135857, 139814, 152852, 271714, 279628, 489349, 543428, 950999, 978698, 1901998, 1957396, 3803996, 7200421, 14400842, 28801684, 50402947, 100805894, 201611788]

約数ペア:

[(1, 201611788), (2, 100805894), (4, 50402947), (7, 28801684), (14, 14400842), (28, 7200421), (53, 3803996), (103, 1957396), (106, 1901998), (206, 978698), (212, 950999), (371, 543428), (412, 489349), (721, 279628), (742, 271714), (1319, 152852), (1442, 139814), (1484, 135857), (2638, 76426), (2884, 69907), (5276, 38213), (5459, 36932), (9233, 21836), (10918, 18466)]