420042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 980352

約数和(自身を除く): 560310

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 137, 146, 219, 274, 411, 438, 511, 822, 959, 1022, 1533, 1918, 2877, 3066, 5754, 10001, 20002, 30003, 60006, 70007, 140014, 210021, 420042]

約数ペア:

[(1, 420042), (2, 210021), (3, 140014), (6, 70007), (7, 60006), (14, 30003), (21, 20002), (42, 10001), (73, 5754), (137, 3066), (146, 2877), (219, 1918), (274, 1533), (411, 1022), (438, 959), (511, 822)]