199101455

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 294010560

約数和(自身を除く): 94909105

約数列:

[1, 5, 7, 23, 35, 49, 89, 115, 161, 245, 397, 445, 623, 805, 1127, 1985, 2047, 2779, 3115, 4361, 5635, 9131, 10235, 13895, 14329, 19453, 21805, 35333, 45655, 63917, 71645, 97265, 100303, 176665, 247331, 319585, 447419, 501515, 812659, 1236655, 1731317, 2237095, 4063295, 5688613, 8656585, 28443065, 39820291, 199101455]

約数ペア:

[(1, 199101455), (5, 39820291), (7, 28443065), (23, 8656585), (35, 5688613), (49, 4063295), (89, 2237095), (115, 1731317), (161, 1236655), (245, 812659), (397, 501515), (445, 447419), (623, 319585), (805, 247331), (1127, 176665), (1985, 100303), (2047, 97265), (2779, 71645), (3115, 63917), (4361, 45655), (5635, 35333), (9131, 21805), (10235, 19453), (13895, 14329)]