215691087

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 316237824

約数和(自身を除く): 100546737

約数列:

[1, 3, 17, 31, 51, 93, 227, 527, 601, 681, 1581, 1803, 3859, 7037, 10217, 11577, 18631, 21111, 30651, 55893, 119629, 136427, 316727, 358887, 409281, 950181, 2319259, 4229237, 6957777, 12687711, 71897029, 215691087]

約数ペア:

[(1, 215691087), (3, 71897029), (17, 12687711), (31, 6957777), (51, 4229237), (93, 2319259), (227, 950181), (527, 409281), (601, 358887), (681, 316727), (1581, 136427), (1803, 119629), (3859, 55893), (7037, 30651), (10217, 21111), (11577, 18631)]