16516872

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 47044800

約数和(自身を除く): 30527928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 359, 426, 568, 639, 648, 718, 852, 1077, 1278, 1436, 1704, 1917, 2154, 2556, 2872, 3231, 3834, 4308, 5112, 5751, 6462, 7668, 8616, 9693, 11502, 12924, 15336, 19386, 23004, 25489, 25848, 29079, 38772, 46008, 50978, 58158, 76467, 77544, 101956, 116316, 152934, 203912, 229401, 232632, 305868, 458802, 611736, 688203, 917604, 1376406, 1835208, 2064609, 2752812, 4129218, 5505624, 8258436, 16516872]

約数ペア:

[(1, 16516872), (2, 8258436), (3, 5505624), (4, 4129218), (6, 2752812), (8, 2064609), (9, 1835208), (12, 1376406), (18, 917604), (24, 688203), (27, 611736), (36, 458802), (54, 305868), (71, 232632), (72, 229401), (81, 203912), (108, 152934), (142, 116316), (162, 101956), (213, 77544), (216, 76467), (284, 58158), (324, 50978), (359, 46008), (426, 38772), (568, 29079), (639, 25848), (648, 25489), (718, 23004), (852, 19386), (1077, 15336), (1278, 12924), (1436, 11502), (1704, 9693), (1917, 8616), (2154, 7668), (2556, 6462), (2872, 5751), (3231, 5112), (3834, 4308)]