880977786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1579}}^1$

素因数の和:1931

約数の個数: 64

約数和(自身を含む): 1987614720

約数和(自身を除く): 1106636934

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 311, 598, 622, 897, 933, 1579, 1794, 1866, 3158, 4043, 4737, 7153, 8086, 9474, 12129, 14306, 20527, 21459, 24258, 36317, 41054, 42918, 61581, 72634, 92989, 108951, 123162, 185978, 217902, 278967, 472121, 491069, 557934, 944242, 982138, 1416363, 1473207, 2832726, 2946414, 6383897, 11294587, 12767794, 19151691, 22589174, 33883761, 38303382, 67767522, 146829631, 293659262, 440488893, 880977786]

約数ペア:

[(1, 880977786), (2, 440488893), (3, 293659262), (6, 146829631), (13, 67767522), (23, 38303382), (26, 33883761), (39, 22589174), (46, 19151691), (69, 12767794), (78, 11294587), (138, 6383897), (299, 2946414), (311, 2832726), (598, 1473207), (622, 1416363), (897, 982138), (933, 944242), (1579, 557934), (1794, 491069), (1866, 472121), (3158, 278967), (4043, 217902), (4737, 185978), (7153, 123162), (8086, 108951), (9474, 92989), (12129, 72634), (14306, 61581), (20527, 42918), (21459, 41054), (24258, 36317)]