388970013

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{3011}}^1$

素因数の和:3197

約数の個数: 24

約数和(自身を含む): 554810400

約数和(自身を除く): 165840387

約数列:

[1, 3, 17, 51, 149, 289, 447, 867, 2533, 3011, 7599, 9033, 43061, 51187, 129183, 153561, 448639, 870179, 1345917, 2610537, 7626863, 22880589, 129656671, 388970013]

約数ペア:

[(1, 388970013), (3, 129656671), (17, 22880589), (51, 7626863), (149, 2610537), (289, 1345917), (447, 870179), (867, 448639), (2533, 153561), (3011, 129183), (7599, 51187), (9033, 43061)]