201556369

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 252806400

約数和(自身を除く): 51250031

約数列:

[1, 7, 17, 41, 109, 119, 287, 379, 697, 763, 1853, 2653, 4469, 4879, 6443, 12971, 15539, 31283, 41311, 45101, 75973, 108773, 264163, 289177, 531811, 702287, 1693751, 1849141, 4916009, 11856257, 28793767, 201556369]

約数ペア:

[(1, 201556369), (7, 28793767), (17, 11856257), (41, 4916009), (109, 1849141), (119, 1693751), (287, 702287), (379, 531811), (697, 289177), (763, 264163), (1853, 108773), (2653, 75973), (4469, 45101), (4879, 41311), (6443, 31283), (12971, 15539)]