78686478

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{37363}}^1$

素因数の和:37390

約数の個数: 40

約数和(自身を含む): 189883848

約数和(自身を除く): 111197370

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 37363, 74726, 112089, 224178, 336267, 485719, 672534, 971438, 1008801, 1457157, 2017602, 2914314, 3026403, 4371471, 6052806, 8742942, 13114413, 26228826, 39343239, 78686478]

約数ペア:

[(1, 78686478), (2, 39343239), (3, 26228826), (6, 13114413), (9, 8742942), (13, 6052806), (18, 4371471), (26, 3026403), (27, 2914314), (39, 2017602), (54, 1457157), (78, 1008801), (81, 971438), (117, 672534), (162, 485719), (234, 336267), (351, 224178), (702, 112089), (1053, 74726), (2106, 37363)]