31939366921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{487423}}^1$

素因数の和:487501

約数の個数: 32

約数和(自身を含む): 42674946048

約数和(自身を除く): 10735579127

約数列:

[1, 7, 11, 23, 37, 77, 161, 253, 259, 407, 851, 1771, 2849, 5957, 9361, 65527, 487423, 3411961, 5361653, 11210729, 18034651, 37531571, 78475103, 123318019, 126242557, 198381161, 414796973, 863226133, 1388668127, 2903578811, 4562766703, 31939366921]

約数ペア:

[(1, 31939366921), (7, 4562766703), (11, 2903578811), (23, 1388668127), (37, 863226133), (77, 414796973), (161, 198381161), (253, 126242557), (259, 123318019), (407, 78475103), (851, 37531571), (1771, 18034651), (2849, 11210729), (5957, 5361653), (9361, 3411961), (65527, 487423)]