198992013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 294395904

約数和(自身を除く): 95403891

約数列:

[1, 3, 11, 33, 131, 191, 241, 393, 573, 723, 1441, 2101, 2651, 4323, 6303, 7953, 25021, 31571, 46031, 75063, 94713, 138093, 275231, 347281, 506341, 825693, 1041843, 1519023, 6030061, 18090183, 66330671, 198992013]

約数ペア:

[(1, 198992013), (3, 66330671), (11, 18090183), (33, 6030061), (131, 1519023), (191, 1041843), (241, 825693), (393, 506341), (573, 347281), (723, 275231), (1441, 138093), (2101, 94713), (2651, 75063), (4323, 46031), (6303, 31571), (7953, 25021)]