1389917438

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{1279}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 2616929280

約数和(自身を除く): 1227011842

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 853, 1274, 1279, 1706, 2558, 5971, 8953, 11089, 11942, 16627, 17906, 22178, 33254, 41797, 62671, 77623, 83594, 116389, 125342, 155246, 232778, 543361, 814723, 1086722, 1090987, 1629446, 2181974, 7636909, 14182831, 15273818, 28365662, 53458363, 99279817, 106916726, 198559634, 694958719, 1389917438]

約数ペア:

[(1, 1389917438), (2, 694958719), (7, 198559634), (13, 106916726), (14, 99279817), (26, 53458363), (49, 28365662), (91, 15273818), (98, 14182831), (182, 7636909), (637, 2181974), (853, 1629446), (1274, 1090987), (1279, 1086722), (1706, 814723), (2558, 543361), (5971, 232778), (8953, 155246), (11089, 125342), (11942, 116389), (16627, 83594), (17906, 77623), (22178, 62671), (33254, 41797)]