201326679

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 319288320

約数和(自身を除く): 117961641

約数列:

[1, 3, 9, 19, 31, 57, 93, 163, 171, 233, 279, 489, 589, 699, 1467, 1767, 2097, 3097, 4427, 5053, 5301, 7223, 9291, 13281, 15159, 21669, 27873, 37979, 39843, 45477, 65007, 96007, 113937, 137237, 288021, 341811, 411711, 721601, 864063, 1177349, 1235133, 2164803, 3532047, 6494409, 10596141, 22369631, 67108893, 201326679]

約数ペア:

[(1, 201326679), (3, 67108893), (9, 22369631), (19, 10596141), (31, 6494409), (57, 3532047), (93, 2164803), (163, 1235133), (171, 1177349), (233, 864063), (279, 721601), (489, 411711), (589, 341811), (699, 288021), (1467, 137237), (1767, 113937), (2097, 96007), (3097, 65007), (4427, 45477), (5053, 39843), (5301, 37979), (7223, 27873), (9291, 21669), (13281, 15159)]