207867908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 396237744

約数和(自身を除く): 188369836

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 137, 212, 274, 421, 548, 842, 901, 1684, 1802, 2329, 3604, 4658, 7157, 7261, 9316, 14314, 14522, 22313, 28628, 29044, 44626, 57677, 89252, 115354, 123437, 230708, 246874, 379321, 493748, 758642, 980509, 1517284, 1961018, 3056881, 3922036, 6113762, 12227524, 51966977, 103933954, 207867908]

約数ペア:

[(1, 207867908), (2, 103933954), (4, 51966977), (17, 12227524), (34, 6113762), (53, 3922036), (68, 3056881), (106, 1961018), (137, 1517284), (212, 980509), (274, 758642), (421, 493748), (548, 379321), (842, 246874), (901, 230708), (1684, 123437), (1802, 115354), (2329, 89252), (3604, 57677), (4658, 44626), (7157, 29044), (7261, 28628), (9316, 22313), (14314, 14522)]