287191683

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{2069}}^1$

素因数の和:2228

約数の個数: 32

約数和(自身を含む): 438177600

約数和(自身を除く): 150985917

約数列:

[1, 3, 9, 27, 53, 97, 159, 291, 477, 873, 1431, 2069, 2619, 5141, 6207, 15423, 18621, 46269, 55863, 109657, 138807, 200693, 328971, 602079, 986913, 1806237, 2960739, 5418711, 10636729, 31910187, 95730561, 287191683]

約数ペア:

[(1, 287191683), (3, 95730561), (9, 31910187), (27, 10636729), (53, 5418711), (97, 2960739), (159, 1806237), (291, 986913), (477, 602079), (873, 328971), (1431, 200693), (2069, 138807), (2619, 109657), (5141, 55863), (6207, 46269), (15423, 18621)]