201219909905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1\times {\mathrm{183661}}^1$

素因数の和:185057

約数の個数: 32

約数和(自身を含む): 288170085888

約数和(自身を除く): 86950175983

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1361, 6805, 9527, 31303, 47635, 156515, 183661, 219121, 918305, 1095605, 1285627, 4224203, 6428135, 21121015, 29569421, 147847105, 249962621, 1249813105, 1749738347, 5749140283, 8748691735, 28745701415, 40243981981, 201219909905]

約数ペア:

[(1, 201219909905), (5, 40243981981), (7, 28745701415), (23, 8748691735), (35, 5749140283), (115, 1749738347), (161, 1249813105), (805, 249962621), (1361, 147847105), (6805, 29569421), (9527, 21121015), (31303, 6428135), (47635, 4224203), (156515, 1285627), (183661, 1095605), (219121, 918305)]