211319163

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 354717792

約数和(自身を除く): 143398629

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 241, 521, 561, 723, 1563, 1683, 2169, 2651, 4097, 4689, 5731, 7953, 8857, 12291, 17193, 23859, 26571, 36873, 45067, 51579, 79713, 97427, 125561, 135201, 292281, 376683, 405603, 876843, 1130049, 1381171, 2134537, 4143513, 6403611, 12430539, 19210833, 23479907, 70439721, 211319163]

約数ペア:

[(1, 211319163), (3, 70439721), (9, 23479907), (11, 19210833), (17, 12430539), (33, 6403611), (51, 4143513), (99, 2134537), (153, 1381171), (187, 1130049), (241, 876843), (521, 405603), (561, 376683), (723, 292281), (1563, 135201), (1683, 125561), (2169, 97427), (2651, 79713), (4097, 51579), (4689, 45067), (5731, 36873), (7953, 26571), (8857, 23859), (12291, 17193)]