28761642

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1985

約数の個数: 80

約数和(自身を含む): 79360512

約数和(自身を除く): 50598870

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1638, 1951, 2106, 2457, 3902, 4914, 5853, 7371, 11706, 13657, 14742, 17559, 25363, 27314, 35118, 40971, 50726, 52677, 76089, 81942, 105354, 122913, 152178, 158031, 177541, 228267, 245826, 316062, 355082, 368739, 456534, 532623, 684801, 737478, 1065246, 1106217, 1369602, 1597869, 2054403, 2212434, 3195738, 4108806, 4793607, 9587214, 14380821, 28761642]

約数ペア:

[(1, 28761642), (2, 14380821), (3, 9587214), (6, 4793607), (7, 4108806), (9, 3195738), (13, 2212434), (14, 2054403), (18, 1597869), (21, 1369602), (26, 1106217), (27, 1065246), (39, 737478), (42, 684801), (54, 532623), (63, 456534), (78, 368739), (81, 355082), (91, 316062), (117, 245826), (126, 228267), (162, 177541), (182, 158031), (189, 152178), (234, 122913), (273, 105354), (351, 81942), (378, 76089), (546, 52677), (567, 50726), (702, 40971), (819, 35118), (1053, 27314), (1134, 25363), (1638, 17559), (1951, 14742), (2106, 13657), (2457, 11706), (3902, 7371), (4914, 5853)]