128061464

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{809}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 246110400

約数和(自身を除く): 118048936

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 421, 809, 842, 1618, 1684, 3236, 3368, 6472, 19787, 38023, 39574, 76046, 79148, 152092, 158296, 304184, 340589, 681178, 1362356, 2724712, 16007683, 32015366, 64030732, 128061464]

約数ペア:

[(1, 128061464), (2, 64030732), (4, 32015366), (8, 16007683), (47, 2724712), (94, 1362356), (188, 681178), (376, 340589), (421, 304184), (809, 158296), (842, 152092), (1618, 79148), (1684, 76046), (3236, 39574), (3368, 38023), (6472, 19787)]