131617155

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8117}}^1$

素因数の和:8195

約数の個数: 32

約数和(自身を含む): 224446464

約数和(自身を除く): 92829309

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 8117, 16215, 24351, 40585, 121755, 186691, 381499, 560073, 933455, 1144497, 1907495, 2800365, 5722485, 8774477, 26323431, 43872385, 131617155]

約数ペア:

[(1, 131617155), (3, 43872385), (5, 26323431), (15, 8774477), (23, 5722485), (47, 2800365), (69, 1907495), (115, 1144497), (141, 933455), (235, 560073), (345, 381499), (705, 186691), (1081, 121755), (3243, 40585), (5405, 24351), (8117, 16215)]