15705871389

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{22787}}^1$

素因数の和:22986

約数の個数: 48

約数和(自身を含む): 25183109952

約数和(自身を除く): 9477238563

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 137, 387, 411, 559, 1233, 1677, 1781, 5031, 5343, 5891, 16029, 17673, 22787, 53019, 68361, 76583, 205083, 229749, 296231, 689247, 888693, 979841, 2666079, 2939523, 3121819, 8818569, 9365457, 12737933, 28096371, 38213799, 40583647, 114641397, 121750941, 134238217, 365252823, 402714651, 1208143953, 1745096821, 5235290463, 15705871389]

約数ペア:

[(1, 15705871389), (3, 5235290463), (9, 1745096821), (13, 1208143953), (39, 402714651), (43, 365252823), (117, 134238217), (129, 121750941), (137, 114641397), (387, 40583647), (411, 38213799), (559, 28096371), (1233, 12737933), (1677, 9365457), (1781, 8818569), (5031, 3121819), (5343, 2939523), (5891, 2666079), (16029, 979841), (17673, 888693), (22787, 689247), (53019, 296231), (68361, 229749), (76583, 205083)]