30628437

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2647}}^1$

素因数の和:2705

約数の個数: 32

約数和(自身を含む): 50841600

約数和(自身を除く): 20213163

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2647, 3857, 7941, 11571, 18529, 50293, 55587, 76763, 150879, 230289, 352051, 537341, 1056153, 1458497, 1612023, 4375491, 10209479, 30628437]

約数ペア:

[(1, 30628437), (3, 10209479), (7, 4375491), (19, 1612023), (21, 1458497), (29, 1056153), (57, 537341), (87, 352051), (133, 230289), (203, 150879), (399, 76763), (551, 55587), (609, 50293), (1653, 18529), (2647, 11571), (3857, 7941)]