248716286

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3457

約数の個数: 48

約数和(自身を含む): 476725248

約数和(自身を除く): 228008962

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 169, 182, 217, 338, 403, 434, 806, 1183, 2366, 2821, 3391, 5239, 5642, 6782, 10478, 23737, 36673, 44083, 47474, 73346, 88166, 105121, 210242, 308581, 573079, 617162, 735847, 1146158, 1366573, 1471694, 2733146, 4011553, 8023106, 9566011, 17765449, 19132022, 35530898, 124358143, 248716286]

約数ペア:

[(1, 248716286), (2, 124358143), (7, 35530898), (13, 19132022), (14, 17765449), (26, 9566011), (31, 8023106), (62, 4011553), (91, 2733146), (169, 1471694), (182, 1366573), (217, 1146158), (338, 735847), (403, 617162), (434, 573079), (806, 308581), (1183, 210242), (2366, 105121), (2821, 88166), (3391, 73346), (5239, 47474), (5642, 44083), (6782, 36673), (10478, 23737)]