42789474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 115524864

約数和(自身を除く): 72735390

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 151, 173, 182, 234, 273, 302, 346, 453, 519, 546, 819, 906, 1038, 1057, 1211, 1359, 1557, 1638, 1963, 2114, 2249, 2422, 2718, 3114, 3171, 3633, 3926, 4498, 5889, 6342, 6747, 7266, 9513, 10899, 11778, 13494, 13741, 15743, 17667, 19026, 20241, 21798, 26123, 27482, 31486, 35334, 40482, 41223, 47229, 52246, 78369, 82446, 94458, 123669, 141687, 156738, 182861, 235107, 247338, 283374, 339599, 365722, 470214, 548583, 679198, 1018797, 1097166, 1645749, 2037594, 2377193, 3056391, 3291498, 4754386, 6112782, 7131579, 14263158, 21394737, 42789474]

約数ペア:

[(1, 42789474), (2, 21394737), (3, 14263158), (6, 7131579), (7, 6112782), (9, 4754386), (13, 3291498), (14, 3056391), (18, 2377193), (21, 2037594), (26, 1645749), (39, 1097166), (42, 1018797), (63, 679198), (78, 548583), (91, 470214), (117, 365722), (126, 339599), (151, 283374), (173, 247338), (182, 235107), (234, 182861), (273, 156738), (302, 141687), (346, 123669), (453, 94458), (519, 82446), (546, 78369), (819, 52246), (906, 47229), (1038, 41223), (1057, 40482), (1211, 35334), (1359, 31486), (1557, 27482), (1638, 26123), (1963, 21798), (2114, 20241), (2249, 19026), (2422, 17667), (2718, 15743), (3114, 13741), (3171, 13494), (3633, 11778), (3926, 10899), (4498, 9513), (5889, 7266), (6342, 6747)]