1379788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 2594592

約数和(自身を除く): 1214804

約数列:

[1, 2, 4, 17, 34, 68, 103, 197, 206, 394, 412, 788, 1751, 3349, 3502, 6698, 7004, 13396, 20291, 40582, 81164, 344947, 689894, 1379788]

約数ペア:

[(1, 1379788), (2, 689894), (4, 344947), (17, 81164), (34, 40582), (68, 20291), (103, 13396), (197, 7004), (206, 6698), (394, 3502), (412, 3349), (788, 1751)]