338045145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{22787}}^1$

素因数の和:22861

約数の個数: 32

約数和(自身を含む): 577539072

約数和(自身を除く): 239493927

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 14835, 22787, 68361, 113935, 341805, 524101, 979841, 1572303, 2620505, 2939523, 4899205, 7861515, 14697615, 22536343, 67609029, 112681715, 338045145]

約数ペア:

[(1, 338045145), (3, 112681715), (5, 67609029), (15, 22536343), (23, 14697615), (43, 7861515), (69, 4899205), (115, 2939523), (129, 2620505), (215, 1572303), (345, 979841), (645, 524101), (989, 341805), (2967, 113935), (4945, 68361), (14835, 22787)]