1389433514

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{911}}^1$

素因数の和:1203

約数の個数: 48

約数和(自身を含む): 2470279680

約数和(自身を除く): 1080846166

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 197, 394, 553, 911, 1106, 1379, 1822, 2758, 3871, 6377, 7742, 9653, 12754, 15563, 19306, 31126, 44639, 71969, 89278, 108941, 143938, 179467, 217882, 358934, 503783, 762587, 1007566, 1256269, 1525174, 2512538, 3526481, 7052962, 8793883, 14177893, 17587766, 28355786, 99245251, 198490502, 694716757, 1389433514]

約数ペア:

[(1, 1389433514), (2, 694716757), (7, 198490502), (14, 99245251), (49, 28355786), (79, 17587766), (98, 14177893), (158, 8793883), (197, 7052962), (394, 3526481), (553, 2512538), (911, 1525174), (1106, 1256269), (1379, 1007566), (1822, 762587), (2758, 503783), (3871, 358934), (6377, 217882), (7742, 179467), (9653, 143938), (12754, 108941), (15563, 89278), (19306, 71969), (31126, 44639)]