81173358

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:902

約数の個数: 96

約数和(自身を含む): 217002240

約数和(自身を除く): 135828882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 41, 42, 57, 63, 82, 114, 123, 126, 133, 171, 246, 266, 287, 342, 369, 399, 574, 738, 779, 798, 827, 861, 1197, 1558, 1654, 1722, 2337, 2394, 2481, 2583, 4674, 4962, 5166, 5453, 5789, 7011, 7443, 10906, 11578, 14022, 14886, 15713, 16359, 17367, 31426, 32718, 33907, 34734, 47139, 49077, 52101, 67814, 94278, 98154, 101721, 104202, 109991, 141417, 203442, 219982, 237349, 282834, 305163, 329973, 474698, 610326, 644233, 659946, 712047, 989919, 1288466, 1424094, 1932699, 1979838, 2136141, 3865398, 4272282, 4509631, 5798097, 9019262, 11596194, 13528893, 27057786, 40586679, 81173358]

約数ペア:

[(1, 81173358), (2, 40586679), (3, 27057786), (6, 13528893), (7, 11596194), (9, 9019262), (14, 5798097), (18, 4509631), (19, 4272282), (21, 3865398), (38, 2136141), (41, 1979838), (42, 1932699), (57, 1424094), (63, 1288466), (82, 989919), (114, 712047), (123, 659946), (126, 644233), (133, 610326), (171, 474698), (246, 329973), (266, 305163), (287, 282834), (342, 237349), (369, 219982), (399, 203442), (574, 141417), (738, 109991), (779, 104202), (798, 101721), (827, 98154), (861, 94278), (1197, 67814), (1558, 52101), (1654, 49077), (1722, 47139), (2337, 34734), (2394, 33907), (2481, 32718), (2583, 31426), (4674, 17367), (4962, 16359), (5166, 15713), (5453, 14886), (5789, 14022), (7011, 11578), (7443, 10906)]