408534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 953856

約数和(自身を除く): 545322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 137, 142, 213, 274, 411, 426, 497, 822, 959, 994, 1491, 1918, 2877, 2982, 5754, 9727, 19454, 29181, 58362, 68089, 136178, 204267, 408534]

約数ペア:

[(1, 408534), (2, 204267), (3, 136178), (6, 68089), (7, 58362), (14, 29181), (21, 19454), (42, 9727), (71, 5754), (137, 2982), (142, 2877), (213, 1918), (274, 1491), (411, 994), (426, 959), (497, 822)]