1285334876

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{49307}}^1$

素因数の和:49351

約数の個数: 48

約数和(自身を含む): 2761248000

約数和(自身を除く): 1475913124

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 532, 686, 931, 1372, 1862, 3724, 6517, 13034, 26068, 49307, 98614, 197228, 345149, 690298, 936833, 1380596, 1873666, 2416043, 3747332, 4832086, 6557831, 9664172, 13115662, 16912301, 26231324, 33824602, 45904817, 67649204, 91809634, 183619268, 321333719, 642667438, 1285334876]

約数ペア:

[(1, 1285334876), (2, 642667438), (4, 321333719), (7, 183619268), (14, 91809634), (19, 67649204), (28, 45904817), (38, 33824602), (49, 26231324), (76, 16912301), (98, 13115662), (133, 9664172), (196, 6557831), (266, 4832086), (343, 3747332), (532, 2416043), (686, 1873666), (931, 1380596), (1372, 936833), (1862, 690298), (3724, 345149), (6517, 197228), (13034, 98614), (26068, 49307)]