291247137

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8849}}^1$

素因数の和:8934

約数の個数: 32

約数和(自身を含む): 458784000

約数和(自身を除く): 167536863

約数列:

[1, 3, 9, 23, 27, 53, 69, 159, 207, 477, 621, 1219, 1431, 3657, 8849, 10971, 26547, 32913, 79641, 203527, 238923, 468997, 610581, 1406991, 1831743, 4220973, 5495229, 10786931, 12662919, 32360793, 97082379, 291247137]

約数ペア:

[(1, 291247137), (3, 97082379), (9, 32360793), (23, 12662919), (27, 10786931), (53, 5495229), (69, 4220973), (159, 1831743), (207, 1406991), (477, 610581), (621, 468997), (1219, 238923), (1431, 203527), (3657, 79641), (8849, 32913), (10971, 26547)]