190908081

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{907}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 341088384

約数和(自身を除く): 150180303

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 257, 273, 771, 819, 907, 1799, 2313, 2721, 3341, 5397, 6349, 8163, 10023, 11791, 16191, 19047, 23387, 30069, 35373, 57141, 70161, 82537, 106119, 210483, 233099, 247611, 699297, 742833, 1631693, 2097891, 3030287, 4895079, 9090861, 14685237, 21212009, 27272583, 63636027, 190908081]

約数ペア:

[(1, 190908081), (3, 63636027), (7, 27272583), (9, 21212009), (13, 14685237), (21, 9090861), (39, 4895079), (63, 3030287), (91, 2097891), (117, 1631693), (257, 742833), (273, 699297), (771, 247611), (819, 233099), (907, 210483), (1799, 106119), (2313, 82537), (2721, 70161), (3341, 57141), (5397, 35373), (6349, 30069), (8163, 23387), (10023, 19047), (11791, 16191)]