28665364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 62801536

約数和(自身を除く): 34136172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 793, 854, 1291, 1586, 1708, 2582, 3172, 5164, 5551, 9037, 11102, 16783, 18074, 22204, 33566, 36148, 67132, 78751, 117481, 157502, 234962, 315004, 469924, 551257, 1023763, 1102514, 2047526, 2205028, 4095052, 7166341, 14332682, 28665364]

約数ペア:

[(1, 28665364), (2, 14332682), (4, 7166341), (7, 4095052), (13, 2205028), (14, 2047526), (26, 1102514), (28, 1023763), (52, 551257), (61, 469924), (91, 315004), (122, 234962), (182, 157502), (244, 117481), (364, 78751), (427, 67132), (793, 36148), (854, 33566), (1291, 22204), (1586, 18074), (1708, 16783), (2582, 11102), (3172, 9037), (5164, 5551)]