221909325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 419973120

約数和(自身を除く): 198063795

約数列:

[1, 3, 5, 11, 15, 25, 33, 47, 55, 59, 75, 97, 141, 165, 177, 235, 275, 291, 295, 485, 517, 649, 705, 825, 885, 1067, 1175, 1455, 1475, 1551, 1947, 2425, 2585, 2773, 3201, 3245, 3525, 4425, 4559, 5335, 5723, 7275, 7755, 8319, 9735, 12925, 13677, 13865, 16005, 16225, 17169, 22795, 26675, 28615, 30503, 38775, 41595, 48675, 50149, 62953, 68385, 69325, 80025, 85845, 91509, 113975, 143075, 150447, 152515, 188859, 207975, 250745, 268981, 314765, 341925, 429225, 457545, 752235, 762575, 806943, 944295, 1253725, 1344905, 1573825, 2287725, 2958791, 3761175, 4034715, 4721475, 6724525, 8876373, 14793955, 20173575, 44381865, 73969775, 221909325]

約数ペア:

[(1, 221909325), (3, 73969775), (5, 44381865), (11, 20173575), (15, 14793955), (25, 8876373), (33, 6724525), (47, 4721475), (55, 4034715), (59, 3761175), (75, 2958791), (97, 2287725), (141, 1573825), (165, 1344905), (177, 1253725), (235, 944295), (275, 806943), (291, 762575), (295, 752235), (485, 457545), (517, 429225), (649, 341925), (705, 314765), (825, 268981), (885, 250745), (1067, 207975), (1175, 188859), (1455, 152515), (1475, 150447), (1551, 143075), (1947, 113975), (2425, 91509), (2585, 85845), (2773, 80025), (3201, 69325), (3245, 68385), (3525, 62953), (4425, 50149), (4559, 48675), (5335, 41595), (5723, 38775), (7275, 30503), (7755, 28615), (8319, 26675), (9735, 22795), (12925, 17169), (13677, 16225), (13865, 16005)]